患者,男,76岁。以“发现右下腹肿物2年”为主诉于2012年5月入院。入院前2年,患者无明显诱因出现右下腹肿物,长条状,横行,长约5cm左右,表面光滑,可推动,但移动不明显,无触痛,2年来,肿物持续存在且进行性增大,逐渐向腹正中部移动,伴尿频,无血尿,无尿急、尿痛,大便规律,无腹泻及便秘,无恶心、呕吐,不影响呼吸,因无明显不适且不影响正常生活,未系统诊治。入院前6天,开始出现会阴部疼痛,疼痛沿尿道放散,排尿时 Patient, male, 76 years old. To “find the right lower quadrant tumor 2 years ” as the main complaint in May 2012 admitted. 2 years before admission, there was no obvious incentive for patients with right lower quadrant tumor, long strip, transverse, about 5cm, the surface is smooth, can promote, but the movement is not obvious, no tenderness, 2 years, the tumor persisted and carried out Sex increases, gradually moving to the middle of the abdomen, with frequent urination, no hematuria, no urgency, dysuria, stool, no diarrhea and constipation, no nausea, vomiting, does not affect the breathing, because no obvious discomfort and does not affect normal life , Not systematic diagnosis and treatment. 6 days prior to admission, there began to be perineal pain, pain spread along the urethra, urination