TABLE 1

Demographic, Clinical, and Radiologic Features of 18 Subjects with Pulmonary Amyloidosis

CharacteristicData
Male sex9 (50)
Age (y)
 Mean ± SD64.8 ± 13.1
 Median69.5
 Range32–80
Smoking status
 Current2 (11)
 Previous4 (22)
 Never12 (67)
Presenting symptoms
 Dyspnea6 (33)
 Cough5 (28)
 Fatigue2 (11)
 None8 (44)
CT findings
 Nodules14 (78)
 Cysts6 (33)
 Interstitial/septal thickening4 (22)
 Bronchiectasis3 (17)
 Lymphadenopathy3 (17)
 Pleural effusion3 (17)
 Emphysema3 (17)
Pulmonary function*
 Obstruction6 (43)
 Restriction1 (7)
 Reduced DLCO only1 (7)
 Normal6 (43)
  • * Pulmonary function results were not available in 4 of 18 subjects.

  • DLCO = carbon monoxide diffusion in lung.

  • Data are n followed by percentage in parentheses, except for age.