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Difference between revisions of "Myoepithelial carcinoma"
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→Microscopic
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==Microscopic== | ==Microscopic== | ||
Features: | Features:<ref name=pmid30789358>{{Cite journal | last1 = Xu | first1 = B. | last2 = Mneimneh | first2 = W. | last3 = Torrence | first3 = DE. | last4 = Higgins | first4 = K. | last5 = Klimstra | first5 = D. | last6 = Ghossein | first6 = R. | last7 = Katabi | first7 = N. | title = Misinterpreted Myoepithelial Carcinoma of Salivary Gland: A Challenging and Potentially Significant Pitfall. | journal = Am J Surg Pathol | volume = | issue = | pages = | month = Feb | year = 2019 | doi = 10.1097/PAS.0000000000001218 | PMID = 30789358 }}</ref> | ||
*Myoepithelial cells - may be cytologically very bland. | *Myoepithelial cells - may be cytologically very bland. | ||
*Hypocellular centre (hyaline or myxoid) and hypercellular periphery. | *Hypocellular centre (hyaline or myxoid) and hypercellular periphery. | ||
*Pushing border ("expansile nodular lobulated pattern"). | |||
*No ductal structures. | *No ductal structures. | ||
Note: | |||
*Overt features of malignancy (necrosis, nuclear atypia, infiltrative growth, proliferation) absent. | |||
DDx: | DDx: | ||