徐×,男,21岁,于1987年1月31日因左腹股沟区肿痛3日入院。患者出生后左侧阴囊内睾丸缺如,但腹股沟区可扪及似睾丸肿块,3天前该区突然疼痛,肿块迅速增大而入院。体检见左侧腹股沟区有一3×6厘米大小包块,表面皮肤无红、热及波动感,局部触痛明显,可轻度上下移动,疑嵌顿疝行急诊手术。术中发现左侧睾丸位于腹股沟管内,肿胀发黑, Xu ×, male, 21 years old, on January 31, 1987 due to left groin swelling and pain on the 3rd hospitalization. Left after birth in patients with scrotal testicular absence, but the groin area palpable like testicular mass, 3 days ago the area suddenly pain, mass rapidly increased and admitted to hospital. Physical examination showed a 3 × 6 cm mass in the left inguinal area. There was no red, hot, and fluctuating skin on the surface of the groin. Local tenderness was obvious and mild upward and downward movements were possible. Emergency incarcerated hernia was performed. Intraoperative findings of the left testicle located in the inguinal canal, swelling black,