seminoma of testis

例句：

1. 1. The patientunderwent surgery to remove the seminoma.
   患者接受了手术以切除这个半卵细胞瘤。
2. 2. The diagnosis of seminoma isoften made during a routine physical examination.
   诊断半卵细胞瘤通常在常规体检时进行。
3. 3. The prognosis for seminoma patients depends on the stage and gradeof the tumor.
   半卵细胞瘤患者的预后取决于肿瘤的阶段和分级。