Roentgenogram of the month. Asymptomatic, highly vascularized superior mediastinal mass.
D000293:Adolescent; D000783:Aneurysm / Q000150:complications / Q000000981:diagnostic imaging*; D005260:Female; D006222:Hamartoma / Q000150:complications / Q000000981:diagnostic imaging*; D006801:Humans; D008067:Lipoma / Q000150:complications / Q000000981:diagnostic imaging; D008202:Lymphangioma / Q000150:complications / Q000000981:diagnostic imaging*; D008479:Mediastinal Neoplasms / Q000150:complications / Q000000981:diagnostic imaging*; D011859:Radiography; D013350:Subclavian Vein