Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生殖腺体侵犯原发性纵膈腔生殖芽细胞罕见，一般分良性成及包含精细胞和非精细胞在内的恶性。

Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生殖腺体侵犯之发性纵膈腔生殖芽胞肿瘤罕见之肿瘤，一般分良性成熟畸胎瘤及包含胞瘤和非胞瘤在内的恶性肿瘤。

Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生殖腺体侵犯原发性纵膈腔生殖芽细胞罕见，一般分良性成及包含精细胞和非精细胞在内的恶性。

Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生殖腺体侵犯之原发纵膈腔生殖芽细胞肿瘤罕见之肿瘤，一般良成熟畸胎瘤及包含精细胞瘤和非精细胞瘤在内的恶肿瘤。

Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生侵犯之原发性纵膈腔生芽细胞罕见之，一般分良性成熟畸胎及包含精细胞和非精细胞在内的恶性。

Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生殖腺体侵发性纵膈腔生殖芽细胞肿瘤罕见肿瘤，一般分良性成熟畸胎瘤及包含精细胞瘤和非精细胞瘤在性肿瘤。

Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生殖腺体侵犯之发性纵膈腔生殖芽细胞肿瘤罕见之肿瘤，一般分良性成熟畸胎瘤及包含细胞瘤和细胞瘤在内的恶性肿瘤。

Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生殖腺体侵犯之原发腔生殖芽肿罕见之肿，一般分良成熟畸胎及包含精和非精在内的恶肿。

Primary mediastinal germ-cell tumors (GCTs) without gonadal involvement are rare and can be divided into benign mature teratoma and malignant seminoma or nonseminoma.

摘要无生殖腺体侵犯之发性纵膈腔生殖芽胞肿瘤罕见之肿瘤，一般分良性成熟畸胎瘤及包含胞瘤和非胞瘤在内的恶性肿瘤。