Lung Specimen: Goodpasture's Syndrome

A microscopic specimen of lung tissue shows fluorescent (yellow-green) antibody deposits in the air sacs (alveoli). This finding is typical of Goodpasture's syndrome.

(From AP Fishman, Fishman's Pulmonary Diseases and Disorders, 3 ed, 1998, McGraw-Hill, Fig. 75-4d; with permission.)