Successful treatment of encrusted cystitis associated with Staphylococcus pseudintermedius infection in the urinary bladder of a dog.

Case Description: A 5-year-old female spayed mixed-breed dog was examined because of signs of persistent stranguria following treatment for urethral obstruction.

Clinical Findings: Radiographic, ultrasonographic, cystoscopic, and histologic findings were consistent with encrusted cystitis. Results of bacteriologic culture of urine and bladder wall biopsy samples indicated growth of Staphylococcus pseudintermedius.