A 14-year-old intact female, mixed dog was presented with hematuria and strangury. Mass in the abdominal cavity was seen on radiographs and ultrasound. On the cytological examination in the urethra, clusters of pleomorphic epithelial cell were found. Tissues of the urethra and the urinary bladder were obtained at the time laparotomy and determined the extent of the mass. Transitional cell carcinoma (TCC) of the urinary bladder was found in histopathologic characteristics. Urinary diversion after removal of a complete full section of the TCC in bladder wall was performed. Piroxicam, as a medical therapy for TCC, was orally administrated. Surgical operation and chemotherapy were selected with the goal of maintaining and improving quality of life.

• 최석화(충북대학교 동물의료센터) | Seok Hwa Choi Corresponding author
• 염동억(충북대학교 동물의료센터) | Donguk Yeom
• 조기래(서정대학 애완동물과) | Kirae Cho
• 박진욱(충북대학교 동물의료센터) | Jinuk Park
• 김종민(충북대학교 동물의료센터) | Jong Min Kim
• 한태성(충북대학교 동물의료센터) | Tae Sung Han
• 장동우(충북대학교 동물의료센터) | Dongwoo Chang
• 김근형(충북대학교 동물의료센터) | Gonhyung Kim