Fig. 11From: Stepwise diagnostic algorithm for high-attenuation pulmonary abnormalities on CTPulmonary alveolar microlithiasis in a 39-year-old woman. a CT image shows extensive calcification with interlobular septa predominance. b Photomicrograph (original magnification, × 8; decalcified H-E stain) reveals concentrically lamellated calcified bodies in the intra-alveolar spaces (arrowheads)Back to article page