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Biomedical subjects

C del Río Chiriboga

Publications and source records attributed to C del Río Chiriboga.

6 recordsLinked to original sources

[Hemophagocytic syndrome associated with histoplasmosis in the acquired immunodeficiency syndrome: description of 3 cases and review of the literature].

Three cases of haemophagocytic syndrome (HPS) due to histoplasmosis in patients with the acquired immunodeficiency syndrome (AIDS) are described. At admission all had pancytopenia and the bone marrow aspirate showed typical haemophagocytosis and the presence of intracellular inclusions compatible with Histoplasma capsulatum. One patient had also cerebral toxoplasmosis. One patient died shortly after admission from multiple organ failure. Two patients survived, one treated with fluconazole and another with amphotericin-B with good response and progressive increase in their blood cell counts. We suggest that haemophagocytic syndrome due to disseminated histoplasmosis should be included in the causes of pancytopenia in patients with AIDS. Bone marrow aspirate is the best method for diagnosis.

AIDS-Related Opportunistic Infections↗

[The serological exam for the human immunodeficiency virus (HIV) as part of the premarital exams].

Due to the presence of the acquired immune deficiency syndrome (AIDS), it has been frequently stated, by several segments of the society, that mandatory human immunodeficiency virus (HIV) testing as premarital requirement is useful for AIDS prevention. The usefulness of these tests among general population are discussed, as well as some problems for its eventual implementation, concluding that this screening procedure is impractical, inefficient and expensive as a public health measure. The overall HIV prevalence in Mexico is very low (4 per 10,000), therefore, a person from this population with a positive screening test, has a slight chance of being truly infected (16%), in other words, screening tests have a low positive predictive value in general population. Conversely, having a negative screening test, predicts this state accurately (negative predictive value greater than 99%). Several problems arise when HIV screening tests are applied: logistics, for example avoidance of the tests, economic, ethic, and human rights problems, among others. It is concluded that mandatory HIV screening tests are not cost-efficient and that there are other options, for instance education, which would imply better changes for HIV prevention.

AIDS Serodiagnosis↗