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Posterior anterior (A) and lateral roentgenogram (B). Posterior basilar hyperlucent strands.
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A chest roentgenogram (CXR) at the time revealed prominent reticulonodular opacities at the lung bases without significant volume loss (Fig. 1).
Three different computed tomography axial cuts (A-C), one coronal cut (D). Posterior basilar selective micronodular disease consistent with pulmonary ossification.
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Subsequent computed tomography (CT) of the chest demonstrated posterior basilar selective micronodular disease consistent with pulmonary ossification (Fig. 2, Fig. 3).
Histopathology slides showing multiple pulmonary ossifications (A), dendriform pulmonary ossification (B), and lamellar bone containing fat and hematopoietic elements (C).
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Pathology was consistent with multifocal lobulated bone nodules with alveolar spaces with focal bone marrow consistent with dendriform pulmonary ossification (Fig. 4).