The pathologic diagnoses of 22 patients with surgical treatment were nonseminomatous malignant germ cell tumor 12 cases, seminoma 5 cases and immature teratoma 5 cases.
手术治疗患者术后病理为无性生殖细胞瘤12例，精原细胞瘤5例，未成熟畸胎瘤5例。
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Objective:To evaluate the expression of CD117 in human testicular germ cell tumors and its value in the differential diagnosis of seminoma and nonseminoma.