Periódicos Brasileiros em Medicina Veterinária e Zootecnia

p. 01-05

Bilateral perinephric pseudocyst in a cat

Souza Paiva Castro, VerônicaLuiz Costa Castro, JorgeSantalucia, SérgioGaspar Raise, AlceuCaridade, AlexandraDamiani, DoloresEduardo Santos Vaz, CarlosAlberto Tonin, AlexandreMachado Costa, MarcioMelazzo Mazzanti, Cinthia

Background: Perinephric pseudocyst is a rare disease that affects animals and humans. It is characterized by an accumulation of serous fl uid around of one or both kidneys, and in cats the manifestation as sub-capsular, containing liquid with transudate characteristics are most frequently observed. The etiology is not well understood yet, but it is known that it is associated with chronic renal injury. While it has no direct relation to race and gender, it shows a higher occurrence in elderly patients above 10 years. According to the scientifi c literature, surgery is the treatment of choice for this condition. Therefore, the objective of this paper is to report the fi rst case of bilateral perinephric pseudocyst in a young cat in Brazil, treated with palliative maneuver associated with a therapeutic feeding balanced.Case: A 1-year-old Siamese cat, 3 kg, female non-castrated was referred for clinical investigation in the state of Rio de Janeiro, Brazil. It presented a 30 days history of progressive increase of abdominal volume, followed also by weight loss, hyporexia, and apathy. The patient underwent to an abdominal ultrasound, showing a large cyst in both kidneys, suggestive of perinephric pseudocyst. It was found that the surgical therapy would the choice for such alterations; however, the animal owners we do not accepted surgical treatment, were oriented about the risks of

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