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Click 47 year-old man with metastatic pulmonary calcification due to chronic renal failure. High-resolution CT image (1-mm collimation, high-spatial-frequency reconstruction algorithm) lung window shows diffuse fluffy, poorly defined nodules in the upper lobes.

Click 47 year-old man with metastatic pulmonary calcification due to chronic renal failure. High-resolution CT image in mediastinal window at the level of the carina shows multiple, ill-defined, calcified nodules (arrows). There are also calcifications in the bronchial and tracheal walls.