Gastrointestinal stromal tumor (GIST)



75 year old woman with an 8 cm subserosal gastric mass. Spindle cell lesion with pseudopalisading pattern

reminiscent of a schwannoma.  Inset - lesional cells highlighted with CD117 (c-kit) immunohistochemical stain.        

Contributed by: Drs. James Carlsten, Baishali Bhattacharya, and Murray Resnick


1 minute clinical correlation

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