Which gross findings are characteristic of true malignant mixed tumor (carcinosarcoma)?

Updated: Dec 01, 2015
  • Author: M Sherif Said, MD, PhD; Chief Editor: M Sherif Said, MD, PhD  more...
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True malignant mixed tumors are poorly circumscribed, with infiltrative borders. They are gray, and focal areas of hemorrhage and necrosis may be present. Some tumors are well circumscribed. Most reported tumors range from 2-13 cm in greatest dimension.

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