A case of inflammatory myofibroblastic tumor of the urinary bladder

Takaaki Inoue, Hidefumi Kinoshita, Mikito Horikoshi, Katsuya Fukui, Yoshihiro Komai, Masayuki Nakagawa, Takashi Kawabata, Naoki Oguchi, Gen Kawa, Tadashi Matsuda, Yoshiko Uemura
2011 Hinyokika kiyo. Acta urologica Japonica  
A 61 year-old man complaining of asymptomatic gross hematuria was admitted to our hospital in May 2005. Transurethral resection of bladder tumor (TUR-BT) was performed for a bladder tumor (urothelial carcinoma (UC), pTa, G2). The TUR-BT was performed again because cystoscopy revealed a nonpapillary bladder tumor on the posterior bladder wall in September 2007. The pathological findings showed a UC, pTa, G2 and an inflammatory myofibroblastic tumor (IMT), pT1. The TUR-BT was performed two more
more » ... erformed two more times for tumor recurrences. We considered a total cystectomy because of the possibility of a pathologically low grade sarcoma and the considerable enlargement of the tumor size for a month after the TUR-BT. Ultimately, a malignant sarcoma was not diagnosed from the pathological findings. We practiced conservative therapy with a steroid and the tumor was reduced.
pmid:21586886 fatcat:6cmcjdmvanfvraixoh6fgintve