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1.
Arq. neuropsiquiatr ; 72(12): 938-941, 02/12/2014. tab
Article in English | LILACS | ID: lil-731036

ABSTRACT

Little is known about stroke patients’ awareness about the warning signs of stroke and its therapeutic time window in Brazil. Method We interviewed consecutive patients with acute stroke admitted to a terciary public hospital in Brazil. Data collected included demographics, mode of arrival, National Institutes of Health Stroke Scale (NIHSS) scores and knowledge of stroke warning signs and therapeutic time window. Early arrival was defined as within 4.5 hours of symptoms onset. Results Although 66.2% of patients knew the warning signs of stroke, only 7.8% reported to know that stroke had a limited therapeutic time window. Stroke severity measured by the NIHSS was independently associated with early arrival, but not knowledge of stroke signs and symptoms. Conclusion Knowledge about stroke symptoms was not a predictor of early arrival. .


Pouco se sabe sobre o conhecimento dos pacientes com acidente vascular cerebral (AVC) acerca dos sinais de alarme da doença e sua janela terapêutica no Brasil. Método Foram entrevistados consecutivamente os pacientes com AVC agudo internados em um hospital público terciário no Brasil. Os dados coletados incluíram dados demográficos, o modo de chegada, escala de AVC do National Institute of Health (NIH) e conhecimento sobre a janela de tempo terapêutica e os sinais de alerta do AVC através de um questionário padronizado. Chegada precoce foi definida como aquela dentro de 4,5 horas do início dos sintomas. Resultados Embora 66,2% dos pacientes sabiam os sinais de alerta do AVC , apenas 7,8% relataram saber que a doença tinha uma janela de tempo terapêutica limitada. A gravidade do AVC avaliada pela escala do NIH foi preditora de chegada precoce, mas conhecimento acerca dos sinais e sintomas do AVC não foram. Conclusão O conhecimento acerca dos sintomas do AVC não foi preditivo de chegada precoce ao hospital. .


Subject(s)
Aged , Aged, 80 and over , Female , Humans , Male , Middle Aged , Health Knowledge, Attitudes, Practice , Stroke/diagnosis , Brazil , Cross-Sectional Studies , Educational Status , Hospitals, Public , Severity of Illness Index , Statistics, Nonparametric , Surveys and Questionnaires , Tertiary Care Centers , Time Factors
2.
Einstein (Säo Paulo) ; 12(4): 413-419, Oct-Dec/2014. tab, graf
Article in English | LILACS | ID: lil-732452

ABSTRACT

Objective To evaluate the effect of maternal diabetes on the blood pressure and kidney function of female offspring, as well as if such changes exacerbate during pregnancy. Methods Diabetes mellitus was induced in female rats with the administration of streptozotocin in a single dose, one week before mating. During pregnancy, blood pressure was measured through plethysmography. On the 20th day of pregnancy, the animals were placed for 24 hours in metabolic cages to obtain urine samples. After the animals were removed from the cages, blood samples were withdrawn. One month after pregnancy, new blood and urine sample were collected. Kidney function was evaluated through proteinuria, plasma urea, plasma creatinine, creatinine excretion rate, urinary flow, and creatinine clearance. Results The female offspring from diabetic mothers showed an increase in blood pressure, and a decrease in glomerular filtration rate in relation to the control group. Conclusion Hyperglycemia during pregnancy was capable of causing an increase in blood pressure and kidney dysfunction in the female offspring. .


Objetivo Avaliar o efeito do diabetes materno sobre a pressão arterial e a função renal da prole feminina, bem como verificar se as alterações observadas se exacerbam durante a prenhez. Métodos O diabetes mellitus foi induzido em ratas com a administração de estreptozocina em dose única, uma semana antes do cruzamento. Durante a prenhez, foram feitas medidas da pressão arterial por pletismografia. No 20o dia da prenhez, os animais foram colocados durante 24 horas em gaiolas metabólicas para obtenção de amostras de urina. Após a retirada dos animais das gaiolas, foram obtidas amostras de sangue. Um mês após a prenhez, foram obtidas novas amostras de sangue e urina para as determinações. A função renal foi avaliada por meio de proteinúria, ureia plasmática, creatinina plasmática, carga excretada de creatinina, fluxo urinário e clearance de creatinina. Resultados As fêmeas da prole de mães diabéticas apresentaram elevação da pressão arterial e redução do ritmo de filtração glomerular em relação ao grupo controle. Conclusão A hiperglicemia durante a gestação foi capaz de causar elevação da pressão arterial e disfunção renal na prole de sexo feminino. .


Subject(s)
Animals , Female , Pregnancy , Diabetes Mellitus, Experimental/complications , Diabetic Nephropathies/etiology , Hypertension/etiology , Pregnancy in Diabetics , Prenatal Exposure Delayed Effects/etiology , Creatinine/blood , Disease Models, Animal , Diabetes Mellitus, Experimental/chemically induced , Diabetes Mellitus, Experimental/metabolism , Diabetic Nephropathies/physiopathology , Gestational Age , Glomerular Filtration Rate , Hyperglycemia/complications , Hypertension/physiopathology , Kidney/physiopathology , Pregnancy in Diabetics/metabolism , Prenatal Exposure Delayed Effects/physiopathology , Proteinuria/urine , Rats, Wistar , Reference Values , Streptozocin , Time Factors , Urea/blood
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