Dyspnea in a teen-age girl.
D000293:Adolescent; D004417:Dyspnea / Q000209:etiology*; D005260:Female; D006801:Humans; D008175:Lung Neoplasms / Q000000981:diagnostic imaging*; D008206:Lymphatic Diseases / Q000000981:diagnostic imaging*; D011030:Pneumothorax / Q000000981:diagnostic imaging*; D011859:Radiography