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Biomedical subjects

J Brühwiler

Publications and source records attributed to J Brühwiler.

6 recordsLinked to original sources

[Neurocysticercosis].

A 49-year-old woman from Croatia, resident in Switzerland for 22 years, had a history of headaches and arterial hypertension for 8 years. While in hospital for assessment and treatment she developed focal seizures. She had an eosinophilia (10%) and computed tomography of the skull demonstrated cysts and multiple calcified foci in the left cerebral hemisphere. Antibodies against Taenia solium antigen were found in both serum and cerebrospinal fluid. Anthelminthic treatment with albendazole (15 mg/kg daily for 25 days) and anticonvulsive treatment with phenytoin (serum levels between 10 and 20 mg/l) markedly improved the symptoms and the cysts regressed. Neurocysticercosis, caused by the larvae of the pork tapeworm, is occurring even more frequently because of the migration of people from countries where the disease is endemic.

Albendazole↗

[The natural history and laboratory parameters of HIV infection].

Since 1983 the morbidity and mortality rates as well as results of haematological, immunological and (later) HIV serological tests were recorded prospectively for 497 HIV-positive patients during 1837 clinic visits at least twice within at most six months for a median period of observation of 18 months (range 6-64 months). The rate of progression to a higher stage was calculated according to the method of Kaplan-Meier. The rate for asymptomatic patients was 16% after one and 33% after two years; for patients with persisting generalized lymphadenopathy it was 13% and 21%, respectively, for those with AIDS-related complex 28% and 47%, respectively, and for those with AIDS 33% and 82%, respectively. As for results of laboratory tests, patients with progressive disease had significantly lower titres of anti-HIV nuclear antibodies, as well as a higher incidence of HIV-p24 antigen. Haemoglobin levels, platelet and lymphocyte counts and number of CD-4-positive lymphocytes were significantly lower, Neopterin and beta 2-microglobulins higher (P less than 0.01).

AIDS-Related Complex↗

[HIV serological parameters in the prognosis and follow-up assessment of an HIV infection].

53 individuals negative for anti-HIV by screening test and 79 individuals positive for anti-HIV were prospectively surveyed for clinical progression and by quantitatively measuring anti-p24 (antibodies against an HIV core protein), anti-gp41 (antibodies against an HIV surface protein) and HIV-(p24) antigen. The patients were classified into four categories of HIV-markers: 1. Anti-p24 in high concentrations, HIV-Ag negative, 2. anti-p24 in high concentrations, HIV-Ag positive (most often transitory only), 3. anti-p24 absent/deficient, HIV-Ag negative and 4. anti-p24 absent/deficient and HIV-AG positive. Within a minimum of 18 months, 4 of the 53 (8%) initially anti-HIV negative individuals contracted HIV infection. 17 of the 79 (22%) initially anti-HIV positive individuals showed disease progression. 8 of the patients in category 4 already had AIDS when entering the study, and 3 of the 6 (5%) remaining patients of this category developed AIDS. Amongst the 19 patients in the third category 2 individuals (11%) developed AIDS and in a further 5 (26%) individuals the disease progressed but in no case to AIDS. None of the patients of the categories 1 and 2 developed AIDS but 2 of the 10 (20%) individuals in the second category and 3 of the 29 (10%) in the first category showed disease progression but not to AIDS. In conclusion, the quantitative measurement of anti-p24 and of HIV-Ag affords prognostic pointers for the clinical outcome of HIV infection.

AIDS-Related Complex↗