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Biomedical subjects

R Sprouse

Publications and source records attributed to R Sprouse.

2 recordsLinked to original sources

The Shwartzman phenomenon in equine species.

The occurrence of the Local Shwartzman Reaction (LSR) in equine species has not previously been reported. The molecular mechanism appears identical to that reported for the rabbit and other species. The immunopathologic and histopathologic similarities of the experimentally induced LSR in horses and ponies to that of the hoof-laminae (an extension of the skin) lesion in naturally-occurring and/or carbohydrate induced laminitis may offer insight into the pathogenesis of this complex disease.

Animals

Endogenous cryptococcal endophthalmitis.

We have described a case of Cryptococcus neoformans endophthalmitis, especially rare in the absence of simultaneous CNS involvement. The key to management appears to lie in early diagnosis, which is difficult because there are multiple causes of uveitis; clinical examination will not establish the specific cause. If clinical improvement is not apparent after several days of nonspecific therapy and other studies have failed to yield a diagnosis, appropriate stains and cultures of vitreal aspirate should be done for fungi and other organisms. Amphotericin B plus 5-fluorocytosine is the treatment of choice, possibly with intravitreal instillation of amphotericin B and vitrectomy.

Amphotericin B