MACÊDO, J. T. S. A.; http://lattes.cnpq.br/6430330011206726; MACÊDO, Juliana Targino Silva Almeida.
Resumen:
Pemphigus foliaceous is an autoimmune disease of the skin affecting mainly
dogs and with less frequency in other domestic species. A case of this disease is
reported, in the semiarid of Paraiba, Brazil, in a Boer goat with chronic skin lesions
with extensive bilateral exfoliatives areas of alopecia, with yellowish crusts affecting
the dorsal scapular region, thorax, abdominal wall, croup, hind legs and tail. In the
coronary border of the hooves thick crusts were observed. Histologic lesions were
hyperkeratosis, spongiosis and intracorneal pustules below the stratum corneum in the
stratum granulosum and follicular infundibula. Large number of neutrophils,
eosinophils and acantholitic cells were observed in the pustules. The dermis had
congestion and mild infiltration by eosinophils, rare plasma cells, lymphocytes and
macrophages, mainly in the periphery of follicles. Gross and histologic lesions are
characteristic of pemphigus foliaceous, an uncommon disease of goats. This seems to be
the first report of pemphigus foliaceous in goats in Brazil.