title: Sonographic findings in mediastinal embryonal carcinoma.
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D008479:Mediastinal Neoplasms / Q000175:diagnosis* / Q000473:pathology; D008875:Middle Aged; D013724:Teratoma / Q000175:diagnosis* / Q000473:pathology; D014463:Ultrasonography