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Biomedical subjects

M I Levine

Publications and source records attributed to M I Levine.

At least 19 recordsLinked to original sources

Urticaria. An immunofluorescence and histopathology study.

Fourteen randomly chosen patients with "garden variety" urticaria were studied for the presence of vasculitis and immunoglobulins and complement. Results of direct immunofluorescence (DIF) of the involved skin were negative, although two patients had immunoglobulins and complement demonstrable in the cytoplasm of the epidermal cells. Results of DIF of uninvolved skin were also predominantly negative. Findings from serum samples tested by indirect immunofluorescence (IIF) were negative, except for one positive in low titer (1:10, the basement membrane zone). Serum C3 and C4 levels were normal in five patients, both levels were low in two, and the C4 level was low in one patient. No skin-reactive immunoglobulins were found in these three patients by DIF or IIF. The ESR was measured and found to be elevated in four patients. Results of immunofluorescence proved negative in these cases. Of the 12 patients studied by hematoxylineosin staining to determine histology, none exhibited vasculitis. We believe that vasculitis with antigen-antibody reactions is not the rule in "garden variety" urticaria.

Adult

Prophylaxis of attacks of hereditary angioedema.

Danazol, an attentuated androgen, has been suggested as an effective agent for the prophylaxis of attacks of hereditary angioedema. Four patients, with a clinical history of hereditary angioedema and a demonstrated depression of the serum inhibitor of the first component of complement (C1 INH) and the fourth component of complement (C4), were entered into a study to determine the minimum effective dose of this agent. All four of the patients had been experiencing attacks at least monthly, but they had only six attacks during a total of 60 patient months of Danazol therapy. The minimum effective dose varied from 100 to 400 mg/day. The drug appeared to work by increasing the level of serum C1 INH which reached the normal range in two of four patients. Side effects were only the anticipated menstrual irregularities in the female patients. Danazol appears to be an efficacious drug for prophylaxis of hereditary angioedema.

Adult

Traumatic closed transection of the biceps brachii in the military parachutist.

Static line injury to the military paratrooper's arm occasionally produces an unusual muscle injury: closed transection of the belly of the biceps brachii. A review of twenty-eight untreated paratroopers so injured demonstrated significant residual weakness and deformity. Attempts at late repair resulted in only minimum improvement. The results of twenty fresh injuries treated by either surgical repair or aspiration followed by closed reduction and splinting are presented.

Arm Injuries