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Absence of HTLV-III/LAV antibodies in ex-residents from Angola and Mozambique r...

Halothane aggravation of chronic liver disease.

Studies on the suppression of lymphocyte proliferation by concanavalin-A activa...

Cytomegalovirus-induced colitis in HIV infection. Considerations on its diagnos...

The diagnosis of cytomegalovirus intestinal disease in patients with HIV (human immunodeficiency virus) infection frequently raises diagnostic problems in view of the absence of definite pathological, serological or virological markers of active CMV infection. We describe the case of a 47-year-old man with a CMV colitis which illustrates several diagnostic and therapeutic problems and that was complicated by an...

The use of serological tests for detecting HIV infection in general clinical co...

To determine the number and type of HIV tests requested in general practice (GP) and in hospital outpatient clinics, to identify principle risk behaviors, to determine the percentage of HIV positive tests and to identify possible factors associated with the request of HIV tests.Cross-sectional, analytical and observational study, involving 80 GPs and 45 hospital specialists in the region of Lisbon. All requests...

Autoimmune hemolytic anemia and ulcerative colitis.

Although several associations of autoimmune disorders with ulcerative colitis have been reported, autoimmune hemolytic anemia is extremely rare. We report a case of a 35 year-old white woman with a twelve-year history of mild ulcerative colitis treated in the last 5 years with 5-amino-salycilic acid who developed a severe autoimmune hemolytic anemia. We discuss some particular aspects of the association of thes...

Visceral leishmaniasis and HIV infection: the diagnostic and therapeutic proble...

We present the case of an HIV-seropositive drug addict patient whose seropositivity was unknown until admission to hospital, where he presented with a clinical picture of fever splenomegaly and weight loss. A diagnosis of visceral leishmaniasis was established. We stress the diagnostic difficulties well expressed in the need to repeat the bone marrow aspirate to detect the presence of leishmanias. The lack of r...

Collagenous colitis: clinical and histologic improvement after sulfasalazine an...

We here by report a case of a 42 year-old white woman with an eight-year history of watery diarrhea where the rectal biopsies performed in endoscopically normal mucosa led to the diagnosis of collagenous colitis, characterized histologically by a thickening of the colonic subepithelial basement membrane. A brief review of the current etiopathogenic concepts of this entity is done and the importance of performin...

Prevalence of HIV1 and HIV2 infection in women living in an area of Lisboa City.

A seroprevalence study of HIV1 and HIV2 infection in women attending a Family Planning and an Antenatal Clinic was done in an area of the city of Lisbon where 7% of the population is of African origin. The protocol of study was of non linked type although with the possibility of collecting a second sample of blood for confirmation of results. Epidemiological, social and clinical data were collected from 1390 wo...