患者,男50岁,主诉:无痛性血尿3周余。病史:病人于99年3月18日突然发现尿呈暗红色。但无血块,不伴尿频、尿急及尿痛,亦无腰痛及发热,无混浊性血尿史,无外伤史,既往无类似情况,无排尿困难。当时化验小便发现有红细胞。 泌尿科检查:无异常。 X线检查:99年4月10日拍腹平片,未见异常。 静脉肾盂造影:两侧肾盂肾盏及输尿管充盈佳,无特殊发现。放松压迫后拍全腹片,见膀胱右上部充盈较 Patients, male 50 years old, chief complaint: painless hematuria more than 3 weeks. History: The patient suddenly found urine dark red on March 18, 1999. But no blood clots, no frequent urination, urgency and dysuria, no back pain and fever, no history of turbid hematuria, no history of trauma, no previous history, no dysuria. Laboratory urine was found at that time erythrocytes. Urological examination: no abnormalities. X-ray examination: April 10, 1999 filming plain, no exception. Intravenous pyelography: Both sides of the renal pelvis and ureter filled with good, no special findings. Relax after oppression full abdominal film, see the right upper part of the bladder filling more