患者男,3岁。右侧睾丸至出生起无痛性逐渐肿大3年余,于1995年10月5日入院。体检:右侧睾丸肿大约鸽卵大小,表面光滑,中等硬度,无红肿,无压痛,透光试验阴性。无波动感及囊性感。右侧附睾,精索摸不清。浅表淋巴结不肿大。睾丸穿刺,细胞学检查找到了可疑肿瘤细胞。行右侧睾丸切除术 Male patient, 3 years old. On the right side of the testicle to painless gradual swelling from birth more than 3 years, on October 5, 1995 admission. Physical examination: the right testicular enlargement about pigeon egg size, smooth surface, moderate hardness, no swelling, no tenderness, light transmission test negative. No fluctuation and cystic sexy. Right epididymis, spermatic cordless. Superficial lymph nodes are not enlarged. Testicular puncture, cytology found suspicious tumor cells. Line right orchidectomy