https://www.selleckchem.com/pr....oducts/pd-1-pd-l1-in
Perivascular epithelioid cell tumours (PEComas) of the appendix have been reported very rarely. In this study, we describe three cases of a distinctive micronodular proliferation in the appendix consistent with a variant of PEComa. Although known as 'granular degeneration of smooth muscle' in prior reports, we reappraise its clinicopathological, immunohistochemical and ultrastructural features which support a change in classification. Patients were two females (aged 33 and 41years) and one male (aged 41). None had a histo
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