Primary mediastinal choriocarcinoma.
D000328:Adult; D002822:Choriocarcinoma / Q000473:pathology; D005260:Female; D006801:Humans; D008175:Lung Neoplasms; D008297:Male; D008479:Mediastinal Neoplasms / Q000473:pathology; D008727:Methotrexate / Q000627:therapeutic use; D009362:Neoplasm Metastasis; D011247:Pregnancy; D011379:Prognosis; D014565:Urogenital Neoplasms
D008727:Methotrexate