Primary pulmonary paraganglioma: Report of two cases with one case showing cytokeratin positivity
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Primary pulmonary paraganglioma (PPP) is a rare tumor, with few cases described in the literature. Here, we report two cases of PPP, one of which shows cytokeratin (CK) positivity, along with a literature review. In the first case, a 76-year-old male patient p... ...
