This is a 59 year old male with history, working in mine company. Possible silicosis with small nodular shadowing and relative sparing of the lung bases.
CT findings in Silicosis:
Small well-defined nodules of 2 to 5mm in diameter in both lungs.
Upper lobe predominance
Nodules may be calcified
Centrilobular and subpleural distribution
Sometimes random distribution
Irregular conglomerate masses, known as progressive massive fibrosis
Often hilar and mediastinal lymphnodes.
CT findings in Silicosis:
Small well-defined nodules of 2 to 5mm in diameter in both lungs.
Upper lobe predominance
Nodules may be calcified
Centrilobular and subpleural distribution
Sometimes random distribution
Irregular conglomerate masses, known as progressive massive fibrosis
Often hilar and mediastinal lymphnodes.
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