The apical cap.
D000293:Adolescent; D000328:Adult; D000367:Age Factors; D000368:Aged; D001344:Autopsy; D002114:Calcinosis / Q000150:complications; D006801:Humans; D008168:Lung / Q000000981:diagnostic imaging* / Q000473:pathology; D008171:Lung Diseases / Q000150:complications* / Q000473:pathology; D008875:Middle Aged; D010995:Pleural Diseases / Q000209:etiology*; D011658:Pulmonary Fibrosis / Q000150:complications / Q000473:pathology; D011859:Radiography