Sebaceous adenitis in a cat
Possebom, JulianeFarias, Marconi Rodrigues deAssunção, Dévaki Liege deWerner, Juliana
Background: Sebaceous adenitis is an inflammatory, dyskeratotic, and chronic disorder, characterized by the degeneration and post-inflammatory atrophy of sebaceous gland, which rarely affects cats. The objective of this paper is to report a case of sebaceous adenitis in a cat, located in the region of Curitiba, Paraná, Brazil.Case: A 12-year-old female cat, crossbreed, with hypotrichosis, alopecia and moderate to intense itching in the dorsal thorax region, limbs and face, which were evolving during a month. Dermatological exams were done, as well as trichogram, fungal culture, sticky-tape test, skin scraping, and parasitological assessments of cerumen, and all of them were normal. Histopathological examination revealed hair follicles at all stages of development, some showing hyperkeratosis with cystic dilation and complete absence of sebaceous glands. In periadnexal region, it showed mild inflammatory infiltrate composed by lymphocytes, histiocytes and neutrophils, which legitimated a definitive diagnosis of sebaceous adenitis. The treatment was made using emollient shampoo, ciclosporin and emollient product based on fatty acids and ceramides, and after one month, the lesions, erythema and pruritus regressed. Due to the clinical improvement, it was possible to keep the animal with ciclosporin (5.0 mg/kg, p.o, every two days) and Allerderm spot-on (once weekly), obtaining...(AU)
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