Mediastinal compression.
D000293:Adolescent; D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006689:Hodgkin Disease / Q000175:diagnosis; D006801:Humans; D007945:Leukemia, Lymphoid / Q000175:diagnosis; D008175:Lung Neoplasms; D008207:Lymphatic Metastasis; D008297:Male; D008477:Mediastinal Diseases / Q000175:diagnosis*; D008479:Mediastinal Neoplasms / Q000175:diagnosis; D008875:Middle Aged; D011312:Pressure; D014388:Tuberculosis, Lymph Node / Q000175:diagnosis