
Case 116 - Decoding DPO and CiOP
DPO is a pattern…of nodular, mixed or dendriform subpleural ossific areas, a CT marker of CiOP, idiopathic or secondary to other fibrosing ILDs. Clinically, this may be an ILA if asymptomatic or part of an ILD if symptomatic.
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63-years old with a remote 4 pack years history of smoking came with mild dyspnea, and cough with expectoration

20 mm MIPs showed the classic lacy pattern of dendriform diffuse pulmonary ossification (DPO)

The video describes the case and discusses the newer literature on the DPO and the relative new entity CiOP.
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