Pulmonary alveolar microlithiasis: case report.
Alveolar microlithiasis is a rare disease with only about 150 cases reported in the literature. Although some patients present with progressive respiratory symptoms, the discovery is in most cases an incidental finding on a chest radiograph. The management of the condition has essentially supportive in all reported cases. We describe a case first discovered in 1976 and finally diagnosed in 1985.