Amyloidosis causing right middle lobe atelectasis.
D000686:Amyloidosis / Q000150:complications*; D001982:Bronchial Diseases / Q000150:complications*; D006801:Humans; D008297:Male; D008875:Middle Aged; D001261:Pulmonary Atelectasis / Q000209:etiology*; D014133:Tracheal Diseases / Q000150:complications*