1. Medical doctor; resident on Pathology, Hospital de Base do Distrito Federal (HBDF). 2. Chairman professor of Pathology, PhD in Pathology, Department of Pathology, Universidade de Brasília (UnB). Work developed at the Laboratory of Pathology, Faculty of Medicine, Universidade de Brasília, and supported by Conselho Nacional de Desenvolvimento Científico e Tecnológico (CNPq), Fundação de Empree...