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. Author manuscript; available in PMC: 2012 Nov 1.
Published in final edited form as: Am J Surg Pathol. 2011 Nov;35(11):1712–1721. doi: 10.1097/PAS.0b013e3182260752

Fig. 4.

Fig. 4

Histologic features typical of SDH-deficient GISTs. A. Multinodular, “plexiform” muscularis propria involvement. B. An example showing an organoid pattern with mixed epithelioid and spindled cytology. C. Epithelioid hypercellular cytology was the predominant finding. D. Marked nuclear pleomorphism was a rare finding. An atypical mitotic figure is seen right to the center.

HHS Vulnerability Disclosure