title: Mass lesions of the mediastinum.
mesh_terms: D000236:Adenoma / Q000601:surgery; D000293:Adolescent; D000328:Adult; D000368:Aged; D002675:Child, Preschool; D005260:Female; D005729:Ganglioneuroma / Q000601:surgery; D006045:Goiter, Substernal / Q000601:surgery; D006548:Hernia, Diaphragmatic / Q000601:surgery; D006801:Humans; D008080:Liposarcoma / Q000601:surgery; D008202:Lymphangioma / Q000601:surgery; D008297:Male; D008476:Mediastinal Cyst / Q000601:surgery; D008477:Mediastinal Diseases / Q000175:diagnosis / Q000601:surgery*; D008479:Mediastinal Neoplasms / Q000532:radiotherapy / Q000601:surgery*; D008875:Middle Aged; D009455:Neurofibroma / Q000601:surgery; D010524:Peripheral Nervous System Neoplasms / Q000601:surgery; D013724:Teratoma / Q000601:surgery; D013945:Thymoma / Q000601:surgery; D013953:Thymus Neoplasms / Q000601:surgery; D013964:Thyroid Neoplasms / Q000601:surgery