[病例] 女,50岁。因间断突发性腰痛伴血尿23年、于1986年4月7日入院。查体:体温36.5℃,脉搏86次/min、血压20.0/13.3kPa,心肺无异常,肝脾未触及,双肾区叩击痛(+),双侧肋脊点压痛(+)实验室检查:Hb 171g/L,RBC 4.0×10~(12)/L,WBC 11.4×10~9/L,P1t 143×10~9/L,尿沉渣红细胞满视野/400X,尿培养阴性。24h尿查抗酸杆菌三次均阴性。Na~+、K~+、Ca~(++)、Cl~-均正常。BUN6.8mmol/L,血 [Case] ​​Female, 50 years old. Due to intermittent sudden low back pain with hematuria 23 years, in April 7, 1986 admission. Examination: body temperature 36.5 ℃, pulse 86 beats / min, blood pressure 20.0 / 13.3kPa, no abnormal heart and lung, liver and spleen not touched, perineal area percussion pain (+), bilateral rib ridge tenderness : Hb 171g / L, RBC 4.0 × 10-12 / L, WBC 11.4 × 10-9 / L, P1t 143 × 10-9 / L, urine sediment red blood cells full field / 400X, urine culture negative. 24h urinalysis acid bacilli were negative three times. Na ~ +, K ~ +, Ca ~ (++), Cl ~ - were normal. BUN6.8mmol / L, blood