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Biomedical subjects

R Mahon

Publications and source records attributed to R Mahon.

At least 19 recordsLinked to original sources

Clinical features of 100 human immunodeficiency virus antibody-positive individuals from an alternate test site.

We evaluated 100 human immunodeficiency virus (HIV) antibody-positive persons from the only alternate test site in Los Angeles. Thirty-five subjects complained of systemic symptoms suggestive of HIV infection and 65 were completely asymptomatic. Irrespective of symptoms, the group as a whole demonstrated clinical and laboratory evidence of immunodeficiency. Eighty had generalized lymphadenopathy, 16 onychomycosis, six oral candidiasis, and two biopsy-proved Kaposi's sarcoma. Seventy-seven were anergic to seven intradermal antigens. Despite normal white blood cell counts in most subjects, the T-helper-cell count was less than 300/mm3 in 48% of asymptomatic and 46% of symptomatic subjects. The degree of immune depression was less severe but approximated that of patients with acquired immunodeficiency syndrome after Pneumocystis carinii pneumonia. We believe these findings justify the need for comprehensive medical evaluation and follow-up care for seropositive persons from alternate test sites.

Adolescent↗

Peripheral neuropathy after concomitant dimethyl sulfoxide use and sulindac therapy.

The case is presented of a 63-year-old man with a long history of degenerative arthritis who took sulindac (Clinoril) 200 mg BID for 6 months with no untoward effects. Then, without physician knowledge, he began using 90% dimethyl sulfoxide (DMSO) topically to his upper and lower extremities. Shortly thereafter, he developed a profound mixed sensorimotor peripheral neuropathy. Serial electromyographic and nerve conducion studies performed at intervals of several months for 1 year suggested both segmental demyelination and axonal neuropathy. The patient experienced initial deterioration followed by gradual but incomplete recovery.

Arthritis↗