alveolar calcifications extensive Image

microliths Image

ossification too Image

some fibrosis Image

3 Image

hard and gritty lungs; rare disease of unknown etiology, may be seen in families

Diffuse bilateral ground glass opacities on xray; small subpleural cysts too; usually presents in the 3rd or 4th decade

Disodium etidronate, which inhibits microcrystal growth of hydroxyapatite and thus inhibits ectopic calcification, has been used

slowly progressive, may die after many years due to progressive respiratory failure