Foi solicitada observação por Dermatologia de uma doente de 35 anos de idade, de raça negra, por 2 nódulos subcutâneos localizados na região paraumbilical direita e flanco direito com 2 semanas de evolução. Da história prévia, destaque para doença renal crónica em programa de hemodiálise e infeção pelo vírus da imunodeficiência humana (VIH-1). Ao exame objetivo observaram-se 2 nódulos bem delimitados, subcutâne...
A schwannomatose é uma rara forma genética de neurofibromatose, recentemente descrita, na qual os doentes apresentam dois ou mais schwannomas não-vestibulares diagnosticados histologicamente. O diagnóstico implica a exclusão de neurofibromatose tipo 2 (NF2), com a qual partilha alguns aspectos em comum, através da realização de uma RMN crâneo-encefálica de alta resolução em doentes com mais de 18 anos de idade ...
Patients referred for hematuria work-up are frequently seen in the urologic practice. The initial evaluation does not require the participation of a urologist or nephrologist, due to the false sense of security in the evaluation of an asymptomatic and persistent hematuria. In fact, an adequate history and physical followed by urinalysis and radiologic tests, such as IVP and ultrasonography, must be made in the ...
The difference between a non fractioned heparin (Liquemine) and another of low molecular weight (Fraxiparine) was compared through: hemostasis difficulties, during and after surgery; the use of transfusions; clinical signs of inferior limb vein thrombosis or pulmonary emboli; laboratory results of blood (hemogramme, biochemistry, coagulation) and urine. The results observed in 500 patients, (250 of each heparin...
The results of laparoscopic cholecystectomy in a group of 52 patients older than 69 years (group 1) were compared with the results of the same operation in a group of 338 younger patients (group 2). In group 1, 23 per cent of patients had acute cholecystitis and 13 per cent were operated on after an episode of acute pancreatitis. In group 2, 8 per cent of patients had acute cholecystitis and 4 per cent were ope...
Acute pancreatitis (AP) remains a subject of great controversy from the standpoint of its aetiology, pathogeny and treatment. We present a study of 91 patients with AP consecutively admitted to a surgical ward. 50 Women and 41 men with a mean age of 59 +/- 19 years were treated. The aetiology of AP was attributed to gallstones in 54 patients, alcohol in 22, ERPC and trauma; in 14 patients the aetiology was cons...