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1.
Emotional, hyperactivity and inattention problems in adolescents with immunocompromising chronic diseases during the COVID-19 pandemic
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Campos, Reinan T.
; Lindoso, Livia
; Sousa, Renan A. de
; Helito, Alberto C.
; Ihara, Bianca P.
; Strabelli, Claudia A.A.
; Paradelas, Levi M.V.
; Carneiro, Beatriz O.L.
; Cardoso, Maria Paula R.
; Souza, Jean Paulo V. de
; Freire, Marianna R. de M.
; Astley, Camilla
; Laurentino, Moisés F.
; Buscatti, Izabel M.
; Kozu, Katia
; Aikawa, Nadia E.
; Sallum, Adriana M.E.
; Ferreira, Juliana CO.
; Simon, Juliana R.
; Viana, Vivianne S.L.
; Queiroz, Ligia B.
; Gualano, Bruno
; Roschel, Hamilton
; Pereira, Rosa Maria R.
; Toma, Ricardo K.
; Watanabe, Andréia
; Grangeiro, Patricia M.
; Casella, Caio B.
; Farhat, Sylvia C.
; Polanczyk, Guilherme V.
; Campos, Lucia Maria A.
; Silva, Clovis A.
.
Abstract Objective: To assess factors associated with emotional changes and Hyperactivity/Inattention (HI) motivated by COVID-19 quarantine in adolescents with immunocompromising diseases. Methods: A cross-sectional study included 343 adolescents with immunocompromising diseases and 108 healthy adolescents. Online questionnaires were answered including socio-demographic data and self-rated healthcare routine during COVID-19 quarantine and validated surveys: Strengths and Difficulties Questionnaire (SDQ), Pittsburgh Sleep Quality Index (PSQI), Pediatric Quality of Life Inventory 4.0 (PedsQL4.0). Results: The frequencies of abnormal emotional SDQ scores from adolescents with chronic diseases were similar to those of healthy subjects (110/343 [32%] vs. 38/108 [35%], p = 0.548), as well as abnormal hyperactivity/inattention SDQ scores (79/343 [23%] vs. 29/108 [27%], p = 0.417). Logistic regression analysis of independent variables associated with abnormal emotional scores from adolescents with chronic diseases showed: female sex (Odds Ratio [OR = 3.76]; 95% Confidence Interval (95% CI) 2.00–7.05; p < 0.001), poor sleep quality (OR = 2.05; 95% CI 1.08–3.88; p = 0.028) and intrafamilial violence during pandemic (OR = 2.17; 95% CI 1.12–4.19; p = 0.021) as independently associated with abnormal emotional scores, whereas total PedsQL score was inversely associated with abnormal emotional scores (OR = 0.95; 95% CI 0.93–0.96; p < 0.0001). Logistic regression analysis associated with abnormal HI scores from patients evidenced that total PedsQL score (OR = 0.97; 95% CI 0.95–0.99; p = 0.010], changes in medical appointments during the pandemic (OR = 0.39; 95% CI 0.19–0.79; p = 0.021), and reliable COVID-19 information (OR = 0.35; 95% CI 0.16–0.77; p = 0.026) remained inversely associated with abnormal HI scores. Conclusion: The present study showed emotional and HI disturbances in adolescents with chronic immunosuppressive diseases during the COVID-19 pandemic. It reinforces the need to promptly implement a longitudinal program to protect the mental health of adolescents with and without chronic illnesses during future pandemics.
2.
Prevalência de anemia e deficiência de vitamina A e consumo de ferro e de vitamina A entre crianças usuárias do Sistema Único de Saúde na cidade do Rio de Janeiro, Brasil
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Castro, Inês Rugani Ribeiro de
; Pereira, Alessandra da Silva
; Carneiro, Letícia Barroso Vertulli
; Cardoso, Letícia de Oliveira
; Bezerra, Flávia Fioruci
; Citelli, Marta
; Oliveira, Juliana Martins
; Maia, Patricia Afonso
; Moraes, Milena Miranda de
; Nogueira Neto, Jose Firmino
; Silva, Ana Carolina Feldenheimer da
; Damião, Jorginete de Jesus
.
Estratégias nacionais para o controle de anemia e deficiência de vitamina A em crianças estão baseadas em estimativas de suas prevalências produzidas em âmbito nacional em 2006 com métodos não validados para este grupo etário e com nível de desagregação para macrorregiões. Com o intuito de subsidiar a gestão local para o (re)direcionamento de medidas de controle desses agravos, o presente trabalho apresenta estimativas de sua prevalência e, também, de marcadores de consumo alimentar de fontes de micronutrientes e do uso de suplementos de vitaminas e minerais em amostra probabilística de crianças de 6 a 59 meses, usuárias da atenção básica de saúde do Município do Rio de Janeiro, Brasil (n = 536). Foram coletadas amostras de sangue venoso para análise de hemoglobina, ferritina e retinol sérico e dados sobre o consumo alimentar, o uso de suplementos de vitaminas e minerais e as características sociodemográficas. As prevalências de anemia, anemia ferropriva e deficiência de vitamina A foram de, respectivamente, 13,7%, 5,5% e 13%. Quase todas as crianças haviam consumido alimentos ricos em ferro no dia anterior à entrevista, sendo altas as prevalências de consumo de fontes de origem animal. Somente 49,4% haviam consumido alimentos ricos em vitamina A. As prevalências de uso de algum suplemento, de suplemento com ferro e com vitamina A foram de, respectivamente, 51%, 14,7% e 24,4%. Os resultados apontam a necessidade de redirecionamento das estratégias de prevenção e controle de anemia e deficiência de vitamina A. Estudos futuros são necessários para examinar a evolução desses indicadores, tendo em vista as políticas de austeridade que entraram em vigor nos últimos anos e a crise econômica decorrente da pandemia da COVID-19.
Brazilian national strategies for the control of anemia and vitamin A deficiency in children are based on estimates of their nationwide prevalence rates in 2006 with methods not validated for this age group and with disaggregation at the level of major geographic regions. To back local administrations in (re)directing control measures for these two disorders, the current study presents estimates of their prevalence and markers of dietary intake of sources of micronutrients and use of vitamin and mineral supplements in a probabilistic sample of children 6 to 59 months of age, users of primary healthcare in the city of Rio de Janeiro, Brazil (n = 536). Venous blood samples were drawn for analysis of hemoglobin, ferritin, and serum retinol, besides collection of data on food consumption, use of vitamin and mineral supplements, and sociodemographic characteristics. Prevalence rates for anemia, iron deficiency anemia, and vitamin A deficiency were 13.7%, 5.5%, and 13%, respectively. Nearly all the children had consumed iron-rich food the day before the interview, with high prevalence of animal sources. Only 49.4% had consumed foods high in vitamin A. The prevalence rates for use of any supplement, iron supplements, and vitamin A supplements were 51%, 14.7%, and 24.4%, respectively. The findings point to the need to redirect the strategies for prevention and control of anemia and vitamin A deficiency. Future studies are necessary to examine trends in these indicators, focusing on austerity policies implemented in recent years and the economic crisis resulting from the COVID-19 pandemic.
Las estrategias brasileñas para el control de anemia y deficiencia de vitamina A en niños están basadas en estimaciones de sus prevalencias, producidas en el ámbito nacional en 2006 con métodos no validados para este grupo etario, y con un nivel de desagregación en las macrorregiones. Con el fin de apoyar la gestión local para la (re)orientación de medidas de control de esos problemas de salud, este trabajo presenta estimaciones de su prevalencia y, también, de los marcadores de consumo alimentario de fuentes de micronutrientes y del uso de suplementos de vitaminas y minerales, en una muestra probabilística de niños de 6 a 59 meses, pacientes de atención básica de salud del Municipio de Río de Janeiro, Brasil (n = 536). Se recogieron muestras de sangre venosa para el análisis de hemoglobina, ferritina y retinol sérico, así como datos sobre el consumo alimentario, de suplementos de vitaminas y minerales, así como de características sociodemográficas. Las prevalencias de anemia, anemia ferropénica y deficiencia de vitamina A fueron de, respectivamente, 13,7%, 5,5% y 13%. Casi todos los niños habían consumido alimentos ricos en hierro el día anterior a la entrevista, siendo altas las prevalencias de consumo de fuentes de origen animal. Solamente un 49,4% habían consumido alimentos ricos en vitamina A. Las prevalencias de consumo de algún suplemento, de suplemento con hierro y de suplemento con vitamina A fueron de, respectivamente, 51%, 14,7% y 24,4%. Los resultados apuntan la necesidad de reorientar las estrategias de prevención y control de la anemia y deficiencia de vitamina A. Se necesitan estudios futuros para examinar la evolución de esos indicadores, teniendo en vista las políticas de austeridad que entraron en vigor en los últimos años y la crisis económica a consecuencia de la pandemia de COVID-19.
https://doi.org/10.1590/0102-311x00252420
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3.
Prevalência de anemia e deficiência de vitamina A e consumo de ferro e de vitamina A entre crianças usuárias do Sistema Único de Saúde na cidade do Rio de Janeiro, Brasil
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Castro, Inês Rugani Ribeiro de
; Pereira, Alessandra da Silva
; Carneiro, Letícia Barroso Vertulli
; Cardoso, Letícia de Oliveira
; Bezerra, Flávia Fioruci
; Citelli, Marta
; Oliveira, Juliana Martins
; Maia, Patricia Afonso
; Moraes, Milena Miranda de
; Nogueira Neto, Jose Firmino
; Silva, Ana Carolina Feldenheimer da
; Damião, Jorginete de Jesus
.
Estratégias nacionais para o controle de anemia e deficiência de vitamina A em crianças estão baseadas em estimativas de suas prevalências produzidas em âmbito nacional em 2006 com métodos não validados para este grupo etário e com nível de desagregação para macrorregiões. Com o intuito de subsidiar a gestão local para o (re)direcionamento de medidas de controle desses agravos, o presente trabalho apresenta estimativas de sua prevalência e, também, de marcadores de consumo alimentar de fontes de micronutrientes e do uso de suplementos de vitaminas e minerais em amostra probabilística de crianças de 6 a 59 meses, usuárias da atenção básica de saúde do Município do Rio de Janeiro, Brasil (n = 536). Foram coletadas amostras de sangue venoso para análise de hemoglobina, ferritina e retinol sérico e dados sobre o consumo alimentar, o uso de suplementos de vitaminas e minerais e as características sociodemográficas. As prevalências de anemia, anemia ferropriva e deficiência de vitamina A foram de, respectivamente, 13,7%, 5,5% e 13%. Quase todas as crianças haviam consumido alimentos ricos em ferro no dia anterior à entrevista, sendo altas as prevalências de consumo de fontes de origem animal. Somente 49,4% haviam consumido alimentos ricos em vitamina A. As prevalências de uso de algum suplemento, de suplemento com ferro e com vitamina A foram de, respectivamente, 51%, 14,7% e 24,4%. Os resultados apontam a necessidade de redirecionamento das estratégias de prevenção e controle de anemia e deficiência de vitamina A. Estudos futuros são necessários para examinar a evolução desses indicadores, tendo em vista as políticas de austeridade que entraram em vigor nos últimos anos e a crise econômica decorrente da pandemia da COVID-19.
Brazilian national strategies for the control of anemia and vitamin A deficiency in children are based on estimates of their nationwide prevalence rates in 2006 with methods not validated for this age group and with disaggregation at the level of major geographic regions. To back local administrations in (re)directing control measures for these two disorders, the current study presents estimates of their prevalence and markers of dietary intake of sources of micronutrients and use of vitamin and mineral supplements in a probabilistic sample of children 6 to 59 months of age, users of primary healthcare in the city of Rio de Janeiro, Brazil (n = 536). Venous blood samples were drawn for analysis of hemoglobin, ferritin, and serum retinol, besides collection of data on food consumption, use of vitamin and mineral supplements, and sociodemographic characteristics. Prevalence rates for anemia, iron deficiency anemia, and vitamin A deficiency were 13.7%, 5.5%, and 13%, respectively. Nearly all the children had consumed iron-rich food the day before the interview, with high prevalence of animal sources. Only 49.4% had consumed foods high in vitamin A. The prevalence rates for use of any supplement, iron supplements, and vitamin A supplements were 51%, 14.7%, and 24.4%, respectively. The findings point to the need to redirect the strategies for prevention and control of anemia and vitamin A deficiency. Future studies are necessary to examine trends in these indicators, focusing on austerity policies implemented in recent years and the economic crisis resulting from the COVID-19 pandemic.
Las estrategias brasileñas para el control de anemia y deficiencia de vitamina A en niños están basadas en estimaciones de sus prevalencias, producidas en el ámbito nacional en 2006 con métodos no validados para este grupo etario, y con un nivel de desagregación en las macrorregiones. Con el fin de apoyar la gestión local para la (re)orientación de medidas de control de esos problemas de salud, este trabajo presenta estimaciones de su prevalencia y, también, de los marcadores de consumo alimentario de fuentes de micronutrientes y del uso de suplementos de vitaminas y minerales, en una muestra probabilística de niños de 6 a 59 meses, pacientes de atención básica de salud del Municipio de Río de Janeiro, Brasil (n = 536). Se recogieron muestras de sangre venosa para el análisis de hemoglobina, ferritina y retinol sérico, así como datos sobre el consumo alimentario, de suplementos de vitaminas y minerales, así como de características sociodemográficas. Las prevalencias de anemia, anemia ferropénica y deficiencia de vitamina A fueron de, respectivamente, 13,7%, 5,5% y 13%. Casi todos los niños habían consumido alimentos ricos en hierro el día anterior a la entrevista, siendo altas las prevalencias de consumo de fuentes de origen animal. Solamente un 49,4% habían consumido alimentos ricos en vitamina A. Las prevalencias de consumo de algún suplemento, de suplemento con hierro y de suplemento con vitamina A fueron de, respectivamente, 51%, 14,7% y 24,4%. Los resultados apuntan la necesidad de reorientar las estrategias de prevención y control de la anemia y deficiencia de vitamina A. Se necesitan estudios futuros para examinar la evolución de esos indicadores, teniendo en vista las políticas de austeridad que entraron en vigor en los últimos años y la crisis económica a consecuencia de la pandemia de COVID-19.
4.
Differences in children and adolescents with SARS-CoV-2 infection: a cohort study in a Brazilian tertiary referral hospital
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Marques, Heloisa Helena de Sousa
; Pereira, Maria Fernanda Badue
; Santos, Angélica Carreira dos
; Fink, Thais Toledo
; Paula, Camila Sanson Yoshino de
; Litvinov, Nadia
; Schvartsman, Claudio
; Delgado, Artur Figueiredo
; Gibelli, Maria Augusta Bento Cicaroni
; Carvalho, Werther Brunow de
; Odone Filho, Vicente
; Tannuri, Uenis
; Carneiro-Sampaio, Magda
; Grisi, Sandra
; Duarte, Alberto José da Silva
; Antonangelo, Leila
; Francisco, Rossana Pucineli Vieira
; Okay, Thelma Suely
; Batisttella, Linamara Rizzo
; Carvalho, Carlos Roberto Ribeiro de
; Brentani, Alexandra Valéria Maria
; Silva, Clovis Artur
; Eisencraft, Adriana Pasmanik
; Rossi Junior, Alfio
; Fante, Alice Lima
; Cora, Aline Pivetta
; Reis, Amelia Gorete A. de Costa
; Ferrer, Ana Paula Scoleze
; Andrade, Anarella Penha Meirelles de
; Watanabe, Andreia
; Gonçalves, Angelina Maria Freire
; Waetge, Aurora Rosaria Pagliara
; Silva, Camila Altenfelder
; Ceneviva, Carina
; Lazari, Carolina dos Santos
; Abellan, Deipara Monteiro
; Santos, Emilly Henrique dos
; Sabino, Ester Cerdeira
; Bianchini, Fabíola Roberta Marim
; Alcantara, Flávio Ferraz de Paes
; Ramos, Gabriel Frizzo
; Leal, Gabriela Nunes
; Rodriguez, Isadora Souza
; Pinho, João Renato Rebello
; Carneiro, Jorge David Avaizoglou
; Paz, Jose Albino
; Ferreira, Juliana Carvalho
; Ferranti, Juliana Ferreira
; Ferreira, Juliana de Oliveira Achili
; Framil, Juliana Valéria de Souza
; Silva, Katia Regina da
; Kanunfre, Kelly Aparecida
; Bastos, Karina Lucio de Medeiros
; Galleti, Karine Vusberg
; Cristofani, Lilian Maria
; Suzuki, Lisa
; Campos, Lucia Maria Arruda
; Perondi, Maria Beatriz de Moliterno
; Diniz, Maria de Fatima Rodrigues
; Fonseca, Maria Fernanda Mota
; Cordon, Mariana Nutti de Almeida
; Pissolato, Mariana
; Peres, Marina Silva
; Garanito, Marlene Pereira
; Imamura, Marta
; Dorna, Mayra de Barros
; Luglio, Michele
; Rocha, Mussya Cisotto
; Aikawa, Nadia Emi
; Degaspare, Natalia Viu
; Sakita, Neusa Keico
; Udsen, Nicole Lee
; Scudeller, Paula Gobi
; Gaiolla, Paula Vieira de Vincenzi
; Severini, Rafael da Silva Giannasi
; Rodrigues, Regina Maria
; Toma, Ricardo Katsuya
; Paula, Ricardo Iunis Citrangulo de
; Palmeira, Patricia
; Forsait, Silvana
; Farhat, Sylvia Costa Lima
; Sakano, Tânia Miyuki Shimoda
; Koch, Vera Hermina Kalika
; Cobello Junior, Vilson
.
OBJECTIVES: To compare demographic/clinical/laboratory/treatments and outcomes among children and adolescents with laboratory-confirmed coronavirus disease 2019 (COVID-19). METHODS: This was a cross-sectional study that included patients diagnosed with pediatric COVID-19 (aged <18 years) between April 11, 2020 and April 22, 2021. During this period, 102/5,951 (1.7%) of all admissions occurred in neonates, children, and adolescents. Furthermore, 3,962 severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) detection samples were processed in patients aged <18 years, and laboratory-confirmed COVID-19 occurred in 155 (4%) inpatients and outpatients. Six/155 pediatric patients were excluded from the study. Therefore, the final group included 149 children and adolescents (n=97 inpatients and 52 outpatients) with positive SARS-CoV-2 results. RESULTS: The frequencies of sore throat, anosmia, dysgeusia, headache, myalgia, nausea, lymphopenia, pre-existing chronic conditions, immunosuppressive conditions, and autoimmune diseases were significantly reduced in children and adolescents (p<0.05). Likewise, the frequencies of enoxaparin use (p=0.037), current immunosuppressant use (p=0.008), vasoactive agents (p=0.045), arterial hypotension (p<0.001), and shock (p=0.024) were significantly lower in children than in adolescents. Logistic regression analysis showed that adolescents with laboratory-confirmed COVID-19 had increased odds ratios (ORs) for sore throat (OR 13.054; 95% confidence interval [CI] 2.750-61.977; p=0.001), nausea (OR 8.875; 95% CI 1.660-47.446; p=0.011), and lymphopenia (OR 3.575; 95% CI 1.355-9.430; p=0.010), but also had less hospitalizations (OR 0.355; 95% CI 0.138-0.916; p=0.032). The additional logistic regression analysis on patients with preexisting chronic conditions (n=108) showed that death as an outcome was significantly associated with pediatric severe acute respiratory syndrome (SARS) (OR 22.300; 95% CI 2.341-212.421; p=0.007) and multisystem inflammatory syndrome in children (MIS-C) (OR 11.261; 95% CI 1.189-106. 581; p=0.035). CONCLUSIONS: Half of the laboratory-confirmed COVID-19 cases occurred in adolescents. Individuals belonging to this age group had an acute systemic involvement of SARS-CoV-2 infection. Pediatric SARS and MIS-C were the most important factors associated with the mortality rate in pediatric chronic conditions with COVID-19.
5.
Persistent symptoms and decreased health-related quality of life after symptomatic pediatric COVID-19: A prospective study in a Latin American tertiary hospital
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Fink, Thais T.
; Marques, Heloisa H.S.
; Gualano, Bruno
; Lindoso, Livia
; Bain, Vera
; Astley, Camilla
; Martins, Fernanda
; Matheus, Denise
; Matsuo, Olivia M.
; Suguita, Priscila
; Trindade, Vitor
; Paula, Camila S.Y.
; Farhat, Sylvia C.L.
; Palmeira, Patricia
; Leal, Gabriela N.
; Suzuki, Lisa
; Odone Filho, Vicente
; Carneiro-Sampaio, Magda
; Duarte, Alberto José S.
; Antonangelo, Leila
; Batisttella, Linamara R.
; Polanczyk, Guilherme V.
; Pereira, Rosa Maria R.
; Carvalho, Carlos Roberto R.
; Buchpiguel, Carlos A.
; Latronico, Ana Claudia
; Seelaender, Marilia
; Silva, Clovis Artur
; Pereira, Maria Fernanda B.
; Sallum, Adriana M. E.
; Brentani, Alexandra V. M.
; Neto, Álvaro José S.
; Ihara, Amanda
; Santos, Andrea R.
; Canton, Ana Pinheiro M.
; Watanabe, Andreia
; Santos, Angélica C. dos
; Pastorino, Antonio C.
; Franco, Bernadette D. G. M.
; Caruzo, Bruna
; Ceneviva, Carina
; Martins, Carolina C. M. F.
; Prado, Danilo
; Abellan, Deipara M.
; Benatti, Fabiana B.
; Smaria, Fabiana
; Gonçalves, Fernanda T.
; Penteado, Fernando D.
; Castro, Gabriela S. F. de
; Gonçalves, Guilherme S.
; Roschel, Hamilton
; Disi, Ilana R.
; Marques, Isabela G.
; Castro, Inar A.
; Buscatti, Izabel M.
; Faiad, Jaline Z.
; Fiamoncini, Jarlei
; Rodrigues, Joaquim C.
; Carneiro, Jorge D. A.
; Paz, Jose A.
; Ferreira, Juliana C.
; Ferreira, Juliana C. O.
; Silva, Katia R.
; Bastos, Karina L. M.
; Kozu, Katia
; Cristofani, Lilian M.
; Souza, Lucas V. B.
; Campos, Lucia M. A.
; Silva Filho, Luiz Vicente R. F.
; Sapienza, Marcelo T.
; Lima, Marcos S.
; Garanito, Marlene P.
; Santos, Márcia F. A.
; Dorna, Mayra B.
; Aikawa, Nadia E.
; Litvinov, Nadia
; Sakita, Neusa K.
; Gaiolla, Paula V. V.
; Pasqualucci, Paula
; Toma, Ricardo K.
; Correa-Silva, Simone
; Sieczkowska, Sofia M.
; Imamura, Marta
; Forsait, Silvana
; Santos, Vera A.
; Zheng, Yingying
.
OBJECTIVES: To prospectively evaluate demographic, anthropometric and health-related quality of life (HRQoL) in pediatric patients with laboratory-confirmed coronavirus disease 2019 (COVID-19) METHODS: This was a longitudinal observational study of surviving pediatric post-COVID-19 patients (n=53) and pediatric subjects without laboratory-confirmed COVID-19 included as controls (n=52) was performed. RESULTS: The median duration between COVID-19 diagnosis (n=53) and follow-up was 4.4 months (0.8-10.7). Twenty-three of 53 (43%) patients reported at least one persistent symptom at the longitudinal follow-up visit and 12/53 (23%) had long COVID-19, with at least one symptom lasting for >12 weeks. The most frequently reported symptoms at the longitudinal follow-up visit were headache (19%), severe recurrent headache (9%), tiredness (9%), dyspnea (8%), and concentration difficulty (4%). At the longitudinal follow-up visit, the frequencies of anemia (11% versus 0%, p=0.030), lymphopenia (42% versus 18%, p=0.020), C-reactive protein level of >30 mg/L (35% versus 0%, p=0.0001), and D-dimer level of >1000 ng/mL (43% versus 6%, p=0.0004) significantly reduced compared with baseline values. Chest X-ray abnormalities (11% versus 2%, p=0.178) and cardiac alterations on echocardiogram (33% versus 22%, p=0.462) were similar at both visits. Comparison of characteristic data between patients with COVID-19 at the longitudinal follow-up visit and controls showed similar age (p=0.962), proportion of male sex (p=0.907), ethnicity (p=0.566), family minimum monthly wage (p=0.664), body mass index (p=0.601), and pediatric pre-existing chronic conditions (p=1.000). The Pediatric Quality of Live Inventory 4.0 scores, median physical score (69 [0-100] versus 81 [34-100], p=0.012), and school score (60 [15-100] versus 70 [15-95], p=0.028) were significantly lower in pediatric patients with COVID-19 at the longitudinal follow-up visit than in controls. CONCLUSIONS: Pediatric patients with COVID-19 showed a longitudinal impact on HRQoL parameters, particularly in physical/school domains, reinforcing the need for a prospective multidisciplinary approach for these patients. These data highlight the importance of closer monitoring of children and adolescents by the clinical team after COVID-19.
6.
Hepatitis B virus infection among oncohematologic disease patients in Central Brazil: prevalence, risk factors and immunization
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Pessoni, Grécia C.
; Marinho, Tássia A.
; Carneiro, Megmar M. Santos
; Martins, Regina M.
; Soares, Caroline C.
; Silva, Leandro N.
; Matos, Marcia A.
; Arantes, Adriano M.
; Teles, Juliana A.
; Santos, Nathalia C.
; Teles, Sheila Araujo
.
ABSTRACT Introduction: Carriers of oncohematological diseases are at high risk for hepatitis B virus (HBV) infection. Objective and method: To investigate the epidemiology of HBV infection in Goiânia, Central Brazil, 322 individuals with oncohematological diseases (leukemias, Hodgkin lymphoma and non-Hodgkin lymphoma) were interviewed and blood samples were collected for the detection of serological markers of HBV-DNA by polymerase chain reaction (PCR). Medical records of participants were also reviewed. Results: Non-Hodgkin's lymphomas (n = 99) and chronic myeloid leukemia (n = 108) were the most frequent oncohematological diseases. The overall prevalence of HBV was 13.97% (45/322). Of the total participants, 8.69% (28/322) presented isolated positivity for anti-HBs, suggesting low vaccine coverage. HBV-DNA was detected in 25% (1/4) of HBsAg positive samples and in 25% (3/12) of anti-HBc isolated, suggesting HBV occult infection. All samples were identified as subgenotype A1. Entries in patient records and the findings of this investigation suggest anti-HBc seroconversion during oncologic treatment. Age 50 years or over and use of a central catheter during therapy were associated with HBV exposure. Conclusion: The low frequency of hepatitis B immunized individuals, detection of HBV DNA in HBsAg negative samples, and the suggestion of HBV exposure during treatment evidenced the potential for health-related viral dissemination in people with oncohematological diseases in our region, reinforcing the importance of serological monitoring, vaccination against hepatitis B, and adoption of strict infection control measures in these individuals.
https://doi.org/10.1016/j.htct.2018.11.008
672 downloads
7.
Homeopatias de óleos essenciais sobre a germinação de esporos e indução de fitoalexinas
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Oliveira, Juliana Santos Batista
; Schwan-Estrada, Kátia Regina Freitas
; Bonato, Carlos Moacir
; Carneiro, Solange Monteiro de Toledo Pizza Gomes
.
RESUMO A homeopatização de óleos essenciais revela-se como uma alternativa para o controle de fitopatógenos e na indução de compostos de defesa em plantas, como as fitoalexinas. Neste sentido, o objetivo do trabalho foi de avaliar o efeito de soluções dinamizadas de Eucalyptus citriodora (EC) e Cymbopogon citratus (CC) na germinação de conídios de Alternaria solani e Corynespora cassiicola e na produção de fitoalexinas em soja. Para os testes foram utilizados os tratamentos homeopáticos: 6CH, 12CH, 30CH, 60CH, 100CH e 200CH de ambos os óleos. A porcentagem de germinação foi determinada 4 horas após incubação dos patógenos na presença dos tratamentos, em placas tipo Elisa a 25 ºC, e feita contagem de esporos em microscópio óptico. Para fitoalexinas, cotilédones de soja oriundos de sementes cultivadas em areia estéril foram cortados na superfície inferior e submetido aos tratamentos, permanecendo no escuro por 20 horas. A gliceolina formada foi extraída e determinada em espectrofotômetro. Todas as dinamizações aplicadas reduziram a germinação de ambos patógenos, chegando à redução de 59% em A. solani e 42% em C. cassiicola por CC 30CH. As dinamizações testadas não foram eficientes para indução de gliceolina, indicando maior potencial dos tratamentos sobre os patógenos em comparação a elicitação destes compostos de defesa. Baseando-se nestes resultados, é possível evidenciar o potencial de tratamentos homeopáticos no controle de A. solani e C. cassiicola. O processo de homeopatização manteve as propriedades antimicrobianas dos óleos testados.
ABSTRACT The homeopathic use of essential oils is seen as an alternative in the control of plant pathogens and in the induction of such defensive plant compounds as phytoalexins. The aim of this study therefore, was to evaluate the effect of dynamised solutions of Eucalyptus citriodora (EC) and Cymbopogon citratus (CC) on conidial germination in Alternaria solani and Corynespora cassiicola, and on the production of phytoalexins in the soybean. The following homeopathic treatments from both oils were used in the tests: 6CH, 12CH, 30CH, 60CH, 100CH and 200CH. Germination percentage was determined four hours after incubation of the pathogens in the presence of the treatments using Elisa plates at 25 °C; spore counts were made by optical microscope. For the phytoalexins, soybean cotyledons from seeds grown in sterile sand were cut on their lower surface and subjected to the treatments, remaining in the dark for 20 hours. The gliceolin formed was extracted and determined by spectrophotometer. All the levels of dynamisation applied reduced germination in both pathogens, reaching 59% for A. solani and 42% for C. cassiicola with CC 30CH. The dynamisations under test were not efficient in gliceolin induction, demonstrating a greater potential of the treatments for pathogens, when compared to induction of these defensive compounds. Based on the results, it is possible to demonstrate the potential of homeopathic treatments in the control of A. solani and C. cassiicola. The homeopathic process maintained the antimicrobial properties of the oils under test.
https://doi.org/10.5935/1806-6690.20170024
1727 downloads
8.
Growing knowledge: an overview of Seed Plant diversity in Brazil
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Zappi, Daniela C.
; Filardi, Fabiana L. Ranzato
; Leitman, Paula
; Souza, Vinícius C.
; Walter, Bruno M.T.
; Pirani, José R.
; Morim, Marli P.
; Queiroz, Luciano P.
; Cavalcanti, Taciana B.
; Mansano, Vidal F.
; Forzza, Rafaela C.
; Abreu, Maria C.
; Acevedo-Rodríguez, Pedro
; Agra, Maria F.
; Almeida Jr., Eduardo B.
; Almeida, Gracineide S.S.
; Almeida, Rafael F.
; Alves, Flávio M.
; Alves, Marccus
; Alves-Araujo, Anderson
; Amaral, Maria C.E.
; Amorim, André M.
; Amorim, Bruno
; Andrade, Ivanilza M.
; Andreata, Regina H.P.
; Andrino, Caroline O.
; Anunciação, Elisete A.
; Aona, Lidyanne Y.S.
; Aranguren, Yani
; Aranha Filho, João L.M.
; Araújo, Andrea O.
; Araújo, Ariclenes A.M.
; Araújo, Diogo
; Arbo, María M.
; Assis, Leandro
; Assis, Marta C.
; Assunção, Vivian A.
; Athiê-Souza, Sarah M.
; Azevedo, Cecilia O.
; Baitello, João B.
; Barberena, Felipe F.V.A.
; Barbosa, Maria R.V.
; Barros, Fábio
; Barros, Lucas A.V.
; Barros, Michel J.F.
; Baumgratz, José F.A.
; Bernacci, Luis C.
; Berry, Paul E.
; Bigio, Narcísio C.
; Biral, Leonardo
; Bittrich, Volker
; Borges, Rafael A.X.
; Bortoluzzi, Roseli L.C.
; Bove, Cláudia P.
; Bovini, Massimo G.
; Braga, João M.A.
; Braz, Denise M.
; Bringel Jr., João B.A.
; Bruniera, Carla P.
; Buturi, Camila V.
; Cabral, Elza
; Cabral, Fernanda N.
; Caddah, Mayara K.
; Caires, Claudenir S.
; Calazans, Luana S.B.
; Calió, Maria F.
; Camargo, Rodrigo A.
; Campbell, Lisa
; Canto-Dorow, Thais S.
; Carauta, Jorge P.P.
; Cardiel, José M.
; Cardoso, Domingos B.O.S.
; Cardoso, Leandro J.T.
; Carneiro, Camila R.
; Carneiro, Cláudia E.
; Carneiro-Torres, Daniela S.
; Carrijo, Tatiana T.
; Caruzo, Maria B.R.
; Carvalho, Maria L.S.
; Carvalho-Silva, Micheline
; Castello, Ana C.D.
; Cavalheiro, Larissa
; Cervi, Armando C.
; Chacon, Roberta G.
; Chautems, Alain
; Chiavegatto, Berenice
; Chukr, Nádia S.
; Coelho, Alexa A.O.P.
; Coelho, Marcus A.N.
; Coelho, Rubens L.G.
; Cordeiro, Inês
; Cordula, Elizabeth
; Cornejo, Xavier
; Côrtes, Ana L.A.
; Costa, Andrea F.
; Costa, Fabiane N.
; Costa, Jorge A.S.
; Costa, Leila C.
; Costa-e-Silva, Maria B.
; Costa-Lima, James L.
; Cota, Maria R.C.
; Couto, Ricardo S.
; Daly, Douglas C.
; De Stefano, Rodrigo D.
; De Toni, Karen
; Dematteis, Massimiliano
; Dettke, Greta A.
; Di Maio, Fernando R.
; Dórea, Marcos C.
; Duarte, Marília C.
; Dutilh, Julie H.A.
; Dutra, Valquíria F.
; Echternacht, Lívia
; Eggers, Lilian
; Esteves, Gerleni
; Ezcurra, Cecilia
; Falcão Junior, Marcus J.A.
; Feres, Fabíola
; Fernandes, José M.
; Ferreira, D.M.C.
; Ferreira, Fabrício M.
; Ferreira, Gabriel E.
; Ferreira, Priscila P.A.
; Ferreira, Silvana C.
; Ferrucci, Maria S.
; Fiaschi, Pedro
; Filgueiras, Tarciso S.
; Firens, Marcela
; Flores, Andreia S.
; Forero, Enrique
; Forster, Wellington
; Fortuna-Perez, Ana P.
; Fortunato, Reneé H.
; Fraga, Cléudio N.
; França, Flávio
; Francener, Augusto
; Freitas, Joelcio
; Freitas, Maria F.
; Fritsch, Peter W.
; Furtado, Samyra G.
; Gaglioti, André L.
; Garcia, Flávia C.P.
; Germano Filho, Pedro
; Giacomin, Leandro
; Gil, André S.B.
; Giulietti, Ana M.
; A.P.Godoy, Silvana
; Goldenberg, Renato
; Gomes da Costa, Géssica A.
; Gomes, Mário
; Gomes-Klein, Vera L.
; Gonçalves, Eduardo Gomes
; Graham, Shirley
; Groppo, Milton
; Guedes, Juliana S.
; Guimarães, Leonardo R.S.
; Guimarães, Paulo J.F.
; Guimarães, Elsie F.
; Gutierrez, Raul
; Harley, Raymond
; Hassemer, Gustavo
; Hattori, Eric K.O.
; Hefler, Sonia M.
; Heiden, Gustavo
; Henderson, Andrew
; Hensold, Nancy
; Hiepko, Paul
; Holanda, Ana S.S.
; Iganci, João R.V.
; Imig, Daniela C.
; Indriunas, Alexandre
; Jacques, Eliane L.
; Jardim, Jomar G.
; Kamer, Hiltje M.
; Kameyama, Cíntia
; Kinoshita, Luiza S.
; Kirizawa, Mizué
; Klitgaard, Bente B.
; Koch, Ingrid
; Koschnitzke, Cristiana
; Krauss, Nathália P.
; Kriebel, Ricardo
; Kuntz, Juliana
; Larocca, João
; Leal, Eduardo S.
; Lewis, Gwilym P.
; Lima, Carla T.
; Lima, Haroldo C.
; Lima, Itamar B.
; Lima, Laíce F.G.
; Lima, Laura C.P.
; Lima, Leticia R.
; Lima, Luís F.P.
; Lima, Rita B.
; Lírio, Elton J.
; Liro, Renata M.
; Lleras, Eduardo
; Lobão, Adriana
; Loeuille, Benoit
; Lohmann, Lúcia G.
; Loiola, Maria I.B.
; Lombardi, Julio A.
; Longhi-Wagner, Hilda M.
; Lopes, Rosana C.
; Lorencini, Tiago S.
; Louzada, Rafael B.
; Lovo, Juliana
; Lozano, Eduardo D.
; Lucas, Eve
; Ludtke, Raquel
; Luz, Christian L.
; Maas, Paul
; Machado, Anderson F.P.
; Macias, Leila
; Maciel, Jefferson R.
; Magenta, Mara A.G.
; Mamede, Maria C.H.
; Manoel, Evelin A.
; Marchioretto, Maria S.
; Marques, Juliana S.
; Marquete, Nilda
; Marquete, Ronaldo
; Martinelli, Gustavo
; Martins da Silva, Regina C.V.
; Martins, Ângela B.
; Martins, Erika R.
; Martins, Márcio L.L.
; Martins, Milena V.
; Martins, Renata C.
; Matias, Ligia Q.
; Maya-L., Carlos A.
; Mayo, Simon
; Mazine, Fiorella
; Medeiros, Debora
; Medeiros, Erika S.
; Medeiros, Herison
; Medeiros, João D.
; Meireles, José E.
; Mello-Silva, Renato
; Melo, Aline
; Melo, André L.
; Melo, Efigênia
; Melo, José I.M.
; Menezes, Cristine G.
; Menini Neto, Luiz
; Mentz, Lilian A.
; Mezzonato, A.C.
; Michelangeli, Fabián A.
; Milward-de-Azevedo, Michaele A.
; Miotto, Silvia T.S.
; Miranda, Vitor F.O.
; Mondin, Cláudio A.
; Monge, Marcelo
; Monteiro, Daniele
; Monteiro, Raquel F.
; Moraes, Marta D.
; Moraes, Pedro L.R.
; Mori, Scott A.
; Mota, Aline C.
; Mota, Nara F.O.
; Moura, Tania M.
; Mulgura, Maria
; Nakajima, Jimi N.
; Nardy, Camila
; Nascimento Júnior, José E.
; Noblick, Larry
; Nunes, Teonildes S.
; O'Leary, Nataly
; Oliveira, Arline S.
; Oliveira, Caetano T.
; Oliveira, Juliana A.
; Oliveira, Luciana S.D.
; Oliveira, Maria L.A.A.
; Oliveira, Regina C.
; Oliveira, Renata S.
; Oliveira, Reyjane P.
; Paixão-Souza, Bruno
; Parra, Lara R.
; Pasini, Eduardo
; Pastore, José F.B.
; Pastore, Mayara
; Paula-Souza, Juliana
; Pederneiras, Leandro C.
; Peixoto, Ariane L.
; Pelissari, Gisela
; Pellegrini, Marco O.O.
; Pennington, Toby
; Perdiz, Ricardo O.
; Pereira, Anna C.M.
; Pereira, Maria S.
; Pereira, Rodrigo A.S.
; Pessoa, Clenia
; Pessoa, Edlley M.
; Pessoa, Maria C.R.
; Pinto, Luiz J.S.
; Pinto, Rafael B.
; Pontes, Tiago A.
; Prance, Ghillean T.
; Proença, Carolyn
; Profice, Sheila R.
; Pscheidt, Allan C.
; Queiroz, George A.
; Queiroz, Rubens T.
; Quinet, Alexandre
; Rainer, Heimo
; Ramos, Eliana
; Rando, Juliana G.
; Rapini, Alessandro
; Reginato, Marcelo
; Reis, Ilka P.
; Reis, Priscila A.
; Ribeiro, André R.O.
; Ribeiro, José E.L.S.
; Riina, Ricarda
; Ritter, Mara R.
; Rivadavia, Fernando
; Rocha, Antônio E.S.
; Rocha, Maria J.R.
; Rodrigues, Izabella M.C.
; Rodrigues, Karina F.
; Rodrigues, Rodrigo S.
; Rodrigues, Rodrigo S.
; Rodrigues, Vinícius T.
; Rodrigues, William
; Romaniuc Neto, Sérgio
; Romão, Gerson O.
; Romero, Rosana
; Roque, Nádia
; Rosa, Patrícia
; Rossi, Lúcia
; Sá, Cyl F.C.
; Saavedra, Mariana M.
; Saka, Mariana
; Sakuragui, Cássia M.
; Salas, Roberto M.
; Sales, Margareth F.
; Salimena, Fatima R.G.
; Sampaio, Daniela
; Sancho, Gisela
; Sano, Paulo T.
; Santos, Alessandra
; Santos, Élide P.
; Santos, Juliana S.
; Santos, Marianna R.
; Santos-Gonçalves, Ana P.
; Santos-Silva, Fernanda
; São-Mateus, Wallace
; Saraiva, Deisy P.
; Saridakis, Dennis P.
; Sartori, Ângela L.B.
; Scalon, Viviane R.
; Schneider, Ângelo
; Sebastiani, Renata
; Secco, Ricardo S.
; Senna, Luisa
; Senna-Valle, Luci
; Shirasuna, Regina T.
; Silva Filho, Pedro J.S.
; Silva, Anádria S.
; Silva, Christian
; Silva, Genilson A.R.
; Silva, Gisele O.
; Silva, Márcia C.R.
; Silva, Marcos J.
; Silva, Marcos J.
; Silva, Otávio L.M.
; Silva, Rafaela A.P.
; Silva, Saura R.
; Silva, Tania R.S.
; Silva-Gonçalves, Kelly C.
; Silva-Luz, Cíntia L.
; Simão-Bianchini, Rosângela
; Simões, André O.
; Simpson, Beryl
; Siniscalchi, Carolina M.
; Siqueira Filho, José A.
; Siqueira, Carlos E.
; Siqueira, Josafá C.
; Smith, Nathan P.
; Snak, Cristiane
; Soares Neto, Raimundo L.
; Soares, Kelen P.
; Soares, Marcos V.B.
; Soares, Maria L.
; Soares, Polyana N.
; Sobral, Marcos
; Sodré, Rodolfo C.
; Somner, Genise V.
; Sothers, Cynthia A.
; Sousa, Danilo J.L.
; Souza, Elnatan B.
; Souza, Élvia R.
; Souza, Marcelo
; Souza, Maria L.D.R.
; Souza-Buturi, Fátima O.
; Spina, Andréa P.
; Stapf, María N.S.
; Stefano, Marina V.
; Stehmann, João R.
; Steinmann, Victor
; Takeuchi, Cátia
; Taylor, Charlotte M.
; Taylor, Nigel P.
; Teles, Aristônio M.
; Temponi, Lívia G.
; Terra-Araujo, Mário H.
; Thode, Veronica
; Thomas, W.Wayt
; Tissot-Squalli, Mara L.
; Torke, Benjamin M.
; Torres, Roseli B.
; Tozzi, Ana M.G.A.
; Trad, Rafaela J.
; Trevisan, Rafael
; Trovó, Marcelo
; Valls, José F.M.
; Vaz, Angela M.S.F.
; Versieux, Leonardo
; Viana, Pedro L.
; Vianna Filho, Marcelo D.M.
; Vieira, Ana O.S.
; Vieira, Diego D.
; Vignoli-Silva, Márcia
; Vilar, Thaisa
; Vinhos, Franklin
; Wallnöfer, Bruno
; Wanderley, Maria G.L.
; Wasshausen, Dieter
; Watanabe, Maurício T.C.
; Weigend, Maximilian
; Welker, Cassiano A.D.
; Woodgyer, Elizabeth
; Xifreda, Cecilia C.
; Yamamoto, Kikyo
; Zanin, Ana
; Zenni, Rafael D.
; Zickel, Carmem S
.
Resumo Um levantamento atualizado das plantas com sementes e análises relevantes acerca desta biodiversidade são apresentados. Este trabalho se iniciou em 2010 com a publicação do Catálogo de Plantas e Fungos e, desde então vem sendo atualizado por mais de 430 especialistas trabalhando online. O Brasil abriga atualmente 32.086 espécies nativas de Angiospermas e 23 espécies nativas de Gimnospermas e estes novos dados mostram um aumento de 3% da riqueza em relação a 2010. A Amazônia é o Domínio Fitogeográfico com o maior número de espécies de Gimnospermas, enquanto que a Floresta Atlântica possui a maior riqueza de Angiospermas. Houve um crescimento considerável no número de espécies e nas taxas de endemismo para a maioria dos Domínios (Caatinga, Cerrado, Floresta Atlântica, Pampa e Pantanal), com exceção da Amazônia que apresentou uma diminuição de 2,5% de endemicidade. Entretanto, a maior parte das plantas com sementes que ocorrem no Brasil (57,4%) é endêmica deste território. A proporção de formas de vida varia de acordo com os diferentes Domínios: árvores são mais expressivas na Amazônia e Floresta Atlântica do que nos outros biomas, ervas são dominantes no Pampa e as lianas apresentam riqueza expressiva na Amazônia, Floresta Atlântica e Pantanal. Este trabalho não só quantifica a biodiversidade brasileira, mas também indica as lacunas de conhecimento e o desafio a ser enfrentado para a conservação desta flora.
Abstract An updated inventory of Brazilian seed plants is presented and offers important insights into the country's biodiversity. This work started in 2010, with the publication of the Plants and Fungi Catalogue, and has been updated since by more than 430 specialists working online. Brazil is home to 32,086 native Angiosperms and 23 native Gymnosperms, showing an increase of 3% in its species richness in relation to 2010. The Amazon Rainforest is the richest Brazilian biome for Gymnosperms, while the Atlantic Rainforest is the richest one for Angiosperms. There was a considerable increment in the number of species and endemism rates for biomes, except for the Amazon that showed a decrease of 2.5% of recorded endemics. However, well over half of Brazillian seed plant species (57.4%) is endemic to this territory. The proportion of life-forms varies among different biomes: trees are more expressive in the Amazon and Atlantic Rainforest biomes while herbs predominate in the Pampa, and lianas are more expressive in the Amazon, Atlantic Rainforest, and Pantanal. This compilation serves not only to quantify Brazilian biodiversity, but also to highlight areas where there information is lacking and to provide a framework for the challenge faced in conserving Brazil's unique and diverse flora.
https://doi.org/10.1590/2175-7860201566411
33340 downloads
9.
Neurofibromatoses: part 1 ? diagnosis and differential diagnosis
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Rodrigues, Luiz Oswaldo Carneiro
; Batista, Pollyanna Barros
; Goloni-Bertollo, Eny Maria
; Souza-Costa, Danielle de
; Eliam, Lucas
; Eliam, Miguel
; Cunha, Karin Soares Gonçalves
; Darrigo Junior, Luiz Guilherme
; Ferraz Filho, José Roberto Lopes
; Geller, Mauro
; Gianordoli-Nascimento, Ingrid F.
; Madeira, Luciana Gonçalves
; Malloy-Diniz, Leandro Fernandes
; Mendes, Hérika Martins
; Miranda, Débora Marques de
; Pavarino, Erika Cristina
; Baptista-Pereira, Luciana
; Rezende, Nilton A.
; Rodrigues, Luíza de Oliveira
; Silva, Carla Menezes da
; Souza, Juliana Ferreira de
; Souza, Márcio Leandro Ribeiro de
; Stangherlin, Aline
; Valadares, Eugênia Ribeiro
; Vidigal, Paula Vieira Teixeira
.
Neurofibromatoses (NF) constituem um grupo de doenças genéticas com predisposição ao crescimento de múltiplos tumores: tipo 1 (NF1), tipo 2 (NF2) e schwannomatose (SCH). Estas doenças têm em comum a origem neural dos tumores e os sinais cutâneos. Afetam cerca de 80 mil brasileiros. O maior conhecimento científico sobre as NF tem permitido melhor manejo clínico, redução da morbidade das complicações e melhor qualidade de vida. Na maioria dos casos, os especialistas em neurologia, dermatologia, genética clínica, oncologia e medicina interna estão capacitados a realizar o diagnóstico diferencial e identificar suas principais complicações. Devido à sua variabilidade fenotípica, curso progressivo, multiplicidade de órgãos acometidos e evolução imprevisível, as NF frequentemente necessitam de especialistas em NF para o acompanhamento. A Parte 1 deste texto oferece orientações para o diagnóstico de cada tipo de NF e discute os diagnósticos diferenciais com outras doenças. A Parte 2 oferecerá orientações em relação ao manejo clínico das NF.
Neurofibromatoses (NF) are a group of genetic multiple tumor growing predisposition diseases: neurofibromatosis type 1 (NF1), neurofibromatosis type 2 (NF2) and schwannomatosis (SCH), which have in common the neural origin of tumors and cutaneous signs. They affect nearly 80 thousand of Brazilians. In recent years, the increased scientific knowledge on NF has allowed better clinical management and reduced complication morbidity, resulting in higher quality of life for NF patients. In most cases, neurology, psychiatry, dermatology, clinical geneticists, oncology and internal medicine specialists are able to make the differential diagnosis between NF and other diseases and to identify major NF complications. Nevertheless, due to its great variability in phenotype expression, progressive course, multiple organs involvement and unpredictable natural evolution, NF often requires the support of neurofibromatoses specialists for proper treatment and genetic counseling. This Part 1 offers step-by-step guidelines for NF differential diagnosis. Part 2 will present the NF clinical management.
https://doi.org/10.1590/0004-282X20130241
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10.
Multidrug resistance 1 gene polymorphisms may determine Crohn's disease behavior in patients from Rio de Janeiro
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Carvalho, Ana Teresa P.
; Fróes, Renata S.B.
; Esberard, Barbara C.
; Santos, Juliana C.V.C.
; Rapozo, Davy C. M.
; Grinman, Ana B.
; Simão, Tatiana A.
; Nicolau Neto, Pedro
; Luiz, Ronir R.
; Carneiro, Antonio José V.
; Souza, Heitor S.P. de
; Ribeiro-Pinto, Luis Felipe
.
OBJECTIVES: Conflicting data from studies on the potential role of multidrug resistance 1 gene polymorphisms in inflammatory bowel disease may result from the analysis of genetically and geographically distinct populations. Here, we investigated whether multidrug resistance 1 gene polymorphisms are associated with inflammatory bowel diseases in patients from Rio de Janeiro. METHODS: We analyzed 123 Crohn's disease patients and 83 ulcerative colitis patients to determine the presence of the multidrug resistance 1 gene polymorphisms C1236T, G2677T and C3435T. In particular, the genotype frequencies of Crohn's disease and ulcerative colitis patients were analyzed. Genotype-phenotype associations with major clinical characteristics were established, and estimated risks were calculated for the mutations. RESULTS: No significant difference was observed in the genotype frequencies of the multidrug resistance 1 G2677T/A and C3435T polymorphisms between Crohn's disease and ulcerative colitis patients. In contrast, the C1236T polymorphism was significantly more common in Crohn's disease than in ulcerative colitis (p = 0.047). A significant association was also found between the multidrug resistance 1 C3435T polymorphism and the stricturing form of Crohn's disease (OR: 4.13; p = 0.009), whereas no association was found with penetrating behavior (OR: 0.33; p = 0.094). In Crohn's disease, a positive association was also found between the C3435T polymorphism and corticosteroid resistance/refractoriness (OR: 4.14; p = 0.010). However, no significant association was found between multidrug resistance 1 gene polymorphisms and UC subphenotypic categories. CONCLUSION: The multidrug resistance 1 gene polymorphism C3435T is associated with the stricturing phenotype and an inappropriate response to therapy in Crohn's disease. This association with Crohn's disease may support additional pathogenic roles for the multidrug resistance 1 gene in regulating gut-microbiota interactions and in mediating fibrosis. Understanding the effects of several drugs associated with multidrug resistance 1 gene variants may aid in the selection of customized therapeutic regimens.
https://doi.org/10.6061/clinics/2014(05)06
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11.
Study of enteroparasites infection frequency and chemotherapeutic agents used in pediatric patients in a community living in Porto Alegre, RS, Brazil
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Morrone, Fernanda B.
; Carneiro, Juliana A.
; Reis, Cristine dos
; Cardozo, Cibele M.
; Ubal, Caroline
; De Carli, Geraldo A.
.
Revista do Instituto de Medicina Tropical de São Paulo
- Journal Metrics
As parasitoses provocadas por protozoários ou helmintos patogênicos afetam mais de dois bilhões de pessoas no mundo. Considerando os problemas gerados por infecções parasitárias e a necessidade do uso correto dos medicamentos prescritos, o objetivo deste trabalho foi detectar a freqüência de infecção por enteroparasitos e o uso de agentes quimioterápicos em crianças moradoras na periferia de Porto Alegre, RS, Brasil. Foram analisadas noventa e seis crianças em idade pré-escolar, que realizaram o exame parasitológico de fezes e que fizeram uso de antiparasitários. A eficácia do tratamento foi avaliada pelo exame parasitológico repetido seis meses após o tratamento. O mesmo teste diagnóstico foi utilizado para avaliar a cura que foi definida como a ausência de ovos e cistos nas fezes. Das crianças estudadas, 79 (82,3%) estavam infectadas com um ou mais parasitas, os mais prevalentes foram Ascaris lumbricoides, Trichuris trichiura e Giardia lamblia. Os antiparasitários mais utilizados foram mebendazol (86% das prescrições) e metronidazol (30,3%) de acordo com a prevalência da infecção. A porcentagem de cura das 79 crianças estudadas após 6 meses do tratamento foi 65,3% para A. lumbricoides e 66,1% para T. trichiura. Este estudo sugere que um programa de educação continuada voltado para a prevenção e tratamento das infecções parasitárias tem se mostrado uma ferramenta útil na erradicação destas patologias.
Parasitic infections caused by intestinal protozoan and helminths affect more than two billion people worldwide and chemotherapy is the most commonly used therapeutic procedure. Considering the problems created by parasitic infections and the incorrect use of drugs, the aim of this work was to detect the frequency of enteroparasites infection and to estimate the use of chemotherapeutic agents in children living in the periphery of the city of Porto Alegre, RS, Brazil. Ninety-six preschool age children, who had parasitological exams and who used antiparasitic drugs, were analyzed. The efficacy of treatment was evaluated by stool examination repeated six months after treatment. The same diagnostic test was used to evaluate parasitological cure, which was defined as absence of eggs and cysts in the stool. From these children, 79 (82.3%) were contaminated by some species of parasite, the most prevalent were Ascaris lumbricoides, Trichuris trichiura and Giardia lamblia. The most commonly used drugs were mebendazole (86% of prescriptions) and metronidazole (30.3%). The cure rate in the 79 children, examined 6 months after treatment, was 65.3% for A. lumbricoides and 66.1% for T. trichiura. This study suggests that a continuous education program regarding the prevention and treatment of parasitic infections is an essential tool for their eradication.
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