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Insights into Imaging
Fig. 3 | Insights into Imaging

Fig. 3

From: Stepwise diagnostic algorithm for high-attenuation pulmonary abnormalities on CT

Fig. 3

Invasive adenocarcinoma with stromal ossification in a 69-year-old man. a CT image shows a right upper lobe mass adjacent to the emphysematous cysts. b Mediastinal window image reveals punctate and amorphous calcification or ossification in the mass (arrows). c Photomicrograph (original magnification, × 5.6; H-E stain) shows invasive adenocarcinoma with stromal ossification (arrows)

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