3 documents found, page 1 of 1
Surgical treatment of malignant colon polyps
Ramos,Nuno Telo Preto; Gonçalves,André; Silva,Pedro Correia da; Barbosa,JoséABSTRACT Background: In the therapeutic decision about the malignant colon polyp, several factors predicting residual disease after the endoscopic resection guide the decision of surveillance or surgical intervention. This is a challenging decision, because even in the presence of high-risk predictors currently used, only 15-30% of the patients will have residual disease in the surgical specimen. Objective: To ...
Fístulas aorto-entéricas secundárias: caso clínico
Almeida-Lopes,José; Cerqueira,Alfredo; Branco,Ana Maria; Ribeiro,Carlos; Barbosa,José; Mansilha,Armando; Teixeira,JoséAs fístulas aorto-entéricas secundárias são complicações raras, mas potencialmente fatais após cirurgia da aorta abdominal e permanecem umas das mais desafiantes entidades patológicas vasculares a tratar. Os autores apresentam um caso clínico de uma doente com antecedentes de cirurgia de reconstrução aórtica (bypass aorto-bifemoral realizado há 6 anos) para tratamento de doença arterial periférica, que foi admi...
Experimental model for collagen estimation in cell culture
Keira,Sidney Mamoru; Ferreira,Lydia Masako; Gragnani,Alfredo; Duarte,Ivone da Silva; Barbosa,JoséIn the study of Plastic Surgery, cell culture may be used at experimental level in researches concerning biosynthesis functions of skin cells such as fibroblasts, keratinocytes, adipocytes, chondrocytes and osteocytes. The present study reports an experimental model for estimation of collagen in cell cultures using chromogenic precipitation reaction with an especific dye (Sirius Red).