The influence of humidity content on the electrical and dielectric properties of a composite made from recycled TetraPak® containers and granulated cork was studied. The material components have been dried before preparation and after the composite was conditioned by keeping the samples in a dry environment (desiccator) or in an oven at high temperature (70oC in air). The differences observed in electrical prop...
Avaliou-se o efeito da centrifugação sobre a viabilidade do sêmen canino e compararam-se três meios de diluição pré-centrifugação. Utilizaram-se 10 ejaculados completos de 10 cães que, após a avaliação inicial, foram divididos em quatro porções (grupos). Uma das amostras, não centrifugada, formou o grupo-controle; as outras foram diluídas em três diferentes meios e centrifugadas a 800 x g por 15 minutos, forman...
OBJECTIVES: To determine the frequency of ovarian failure in pre-menopausal women after cyclophosphamide (cyc) treatment for systemic lupus erythematosus (SLE); identify risk factors for this complication; estimate the occurrence and viability of pregnancy during and after treatment. METHODS: Review of the data of women treated with intravenous cyc in the department of Rheumatology of Hospitais da Universidade ...
A acroosteólise é uma situação clínica pouco frequente, caracterizada por reabsorção das extremidades ósseas. Pode surgir no contexto de diversas patologias ou ser idiopática. Os autores descrevem o caso clínico de uma doente de 47 anos, com antecedentes de acroosteólise dos dedos das mãos e dos pés, desde a infância, amaurose congénita unilateral, perda prematura da dentição e mal perfurante plantar. A exuberâ...
A 52-year-old man, with the diagnosis of Ankylosing Spondylitis, since the age of 22, was admitted due to progressive neurological symptoms that had started two years before: paresthesias, impaired sensation and muscle weakness of the lower limbs; burning abdominal and lumbar pain; together with bladder, bowel and sexual dysfunction. Imaging investigations revealed severe lesions from D1 to L5: epidural calcifi...
O presente estudo pretende avaliar a repercussão do adequado seguimento da gravidez relativamente à sua evolução e à morbi-mortalidade do recém-nascido
AIM: To find the prevalence of antibody to hepatitis A virus in the population of the North of Portugal. MATERIAL AND METHODS: Ten General Practitioners were asked to provide blood samples from patients who would need blood tests for any reason other than acute hepatitis, during January and February 1996. In this way, 381 samples were obtained for assessment of anti hepatitis A virus antibodies using a commerci...
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