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1.
Ciênc. Saúde Colet. (Impr.) ; 25(9): 3517-3554, Mar. 2020. tab, graf
Article in Portuguese | SES-SP, ColecionaSUS, LILACS | ID: biblio-1133149

ABSTRACT

Resumo O objetivo deste trabalho foi avaliar efeitos de tratamentos medicamentosos para infecções por coronavírus. Revisão sistemática rápida com buscas nas bases MEDLINE, EMBASE, Cochrane, BVS, Global Index Medicus, Medrix, bioRxiv, Clinicaltrials.gov e International Clinical Trials Registry Platform. Foram incluídos 36 estudos avaliando alternativas medicamentosas contra SARS, SARS-CoV-2 e MERS. A maioria dos estudos incluídos foi conduzida na China com delineamento observacional para tratamento da COVID-19. Os tratamentos mais estudados foram antimaláricos e antivirais. Nos antimaláricos, a metanálise de dois estudos com 180 participantes não identificou benefício da hidroxicloroquina em relação à negativação da carga viral via reação em cadeia de polimerase em tempo real e o uso de antivirais comparado ao cuidado padrão foi similar em relação aos desfechos. As evidências científicas disponíveis são preliminares e de baixa qualidade metodológica, o que sugere cautela na interpretação dos dados. Pesquisas que avaliem a eficácia comparativa em ensaios clínicos randomizados, controlados, com tempo de acompanhamento adequado e com os métodos devidamente divulgados e sujeitos à revisão científica por pares são necessárias. Recomenda-se atualização periódica da presente revisão.


Abstract This work aimed to evaluate the effects of drug therapies for coronavirus infections. Rapid systematic review with search in the MEDLINE, EMBASE, Cochrane, BVS, Global Index Medicus, Medrix, bioRxiv, Clinicaltrials.gov and International Clinical Trials Registry Platform databases. Thirty-six studies evaluating alternative drugs against SARS, SARS-CoV-2 and MERS were included. Most of the included studies were conducted in China with an observational design for the treatment of COVID-19. The most studied treatments were with antimalarials and antivirals. In antimalarial, the meta-analysis of two studies with 180 participants did not identify the benefit of hydroxychloroquine concerning the negative viral load via real-time polymerase chain reaction, and the use of antivirals compared to standard care was similar regarding outcomes. The available scientific evidence is preliminary and of low methodological quality, which suggests caution when interpreting its results. Research that evaluates comparative efficacy in randomized, controlled clinical trials, with adequate follow-up time and with the methods properly disclosed and subject to scientific peer review is required. A periodic update of this review is recommended.


Subject(s)
Humans , Pneumonia, Viral/drug therapy , Coronavirus Infections/drug therapy , Severe Acute Respiratory Syndrome/drug therapy , Antiviral Agents/administration & dosage , Pneumonia, Viral/virology , Randomized Controlled Trials as Topic , Coronavirus Infections , Coronavirus Infections/virology , Severe Acute Respiratory Syndrome/virology , Severe acute respiratory syndrome-related coronavirus/isolation & purification , Severe acute respiratory syndrome-related coronavirus/drug effects , Pandemics , Middle East Respiratory Syndrome Coronavirus/isolation & purification , Middle East Respiratory Syndrome Coronavirus/drug effects , Betacoronavirus , Betacoronavirus/isolation & purification , Betacoronavirus/drug effects , Antimalarials/administration & dosage
2.
Arq. bras. endocrinol. metab ; 55(5): 314-317, June 2011. tab
Article in English | LILACS | ID: lil-604160

ABSTRACT

OBJECTIVE: To describe the characteristics of normocalcemic primary hyperparathyroidism (NPHPT) in patients seen for osteoporosis evaluation. PATIENTS AND METHODS: We examined the records of 156 women who came to the hospital to be screened for osteoporosis. Measurements of total calcium, PTH, 25-hydroxy vitamin D, and β-C-telopeptide were recorded. Bone mineral density and T-scores were evaluated by densitometry of the lumbar spine, femoral neck and distal one-third of the radius. The latter was only measured in patients with primary hyperparathyroidism. Nephrolithiasis and bone fractures were documented by a review of the medical records. RESULTS: We identified 14 patients with NPHPT, accounting for 8.9 percent of the population studied. In the medical records, the occurrence of kidney stones was reported in 28.6 percent of the patients with NPHPT, in contrast with only 0.7 percent of the noncarriers. Regarding the presence of general fractures, 21.4 percent of the patients with NPHPT were affected versus 16.2 percent of noncarriers. CONCLUSION: Data from our study suggest that NPHPT has a diverse phenotypic presentation, implying that this may not be an "indolent" disease.


OBJETIVO: Avaliar as características do hiperparatireoidismo primário normocalcêmico (HPTPN) em pacientes atendidos para avaliação de osteoporose. PACIENTES E MÉTODOS: Foi realizada análise de um banco de dados de 156 mulheres que procuraram atendimento para avaliação de osteoporose. Todas apresentavam dosagem de cálcio sérico, PTH, 25-hidroxi-vitamina D e C-telopeptídeo. A densidade mineral óssea e escore-T foram avaliados por meio de densitometria óssea de coluna lombar, colo do fêmur e rádio distal, este último apenas em pacientes com hiperparatireoidismo renal primário. Nefrolitíase e fraturas ósseas foram documentadas pela revisão dos prontuários. RESULTADOS: Foram identificadas 14 pacientes com HPTPN, correspondendo a 8,9 por cento da população estudada. Nos registros médicos, o relato da existência de litíase renal ocorreu em 28,6 por cento dos portadores de HPTN em contraste com apenas 0,7 por cento nas mulheres não portadoras, com um p < 0,001. CONCLUSÃO: Os dados do estudo sugerem que HPTPN tem uma apresentação fenotípica variada, podendo não ser uma patologia "indolente".


Subject(s)
Adult , Female , Humans , Middle Aged , Bone Density/physiology , Calcium/blood , Hyperparathyroidism, Primary/blood , Osteoporosis/diagnosis , Parathyroid Hormone/blood , Biomarkers , Brazil/epidemiology , Collagen Type I/blood , Fractures, Bone/diagnosis , Fractures, Bone/epidemiology , Hyperparathyroidism, Primary/epidemiology , Kidney Calculi/diagnosis , Kidney Calculi/epidemiology , Osteoporosis/epidemiology , Peptides/blood , Vitamin D/analogs & derivatives , Vitamin D/blood
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