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(a) The resection specimen showed a well-demarcated tumor with a yellow-white cut-surface and minute areas of hemorrhage. (b) Low magnification of carcinoma ex pleomorphic adenoma (PA) admixed with PA. Note the uninvolved intact capsule of PA (H and E, ×4). (c) High magnification reveals highly atypical ductal structures and single cells with cellular anaplasia, exhibiting pleomorphic nuclei and eosinophilic cytoplasm (H and E, ×40)
