[The study on the misdiagnosis of pulmonary hydatid disease: analysis of 21 cases].
D000328:Adult; D003951:Diagnostic Errors; D004445:Echinococcosis, Pulmonary / Q000175:diagnosis* / Q000000981:diagnostic imaging / Q000473:pathology; D005260:Female; D006801:Humans; D008297:Male; D011859:Radiography