Patients and Methods : A total of 286 men with azoospermia was investigated by testicular cytology by FNA vasography and biochemical indices ( fructose carnitine and α glucosidase ) in seminal fluid .

方法：286例无精子症患者采用睾丸 FNA细胞学检查 结合精浆生化指标测定及输精管造影对睾丸生精 功能及 阻塞 部位进行诊断；

Study on the opening fine needle vasography for the diagnosis of ejaculatory duct obstruction ( Report of 45 cases ) 2-suture transversal intussusception vasoepididymostomy : an effective procedure

输精管 造影在射精管梗阻病因诊断中的作用探讨（附45例报告）（附编者按）横向双针套叠显微输精管附睾管吻合术治疗梗阻性无精症