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Genetic and Rare Diseases Information Center (GARD)

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  • Our son has had surgery and a tumor was found on the right colon. It was removed and first thought to be a gastrointestinal stromal tumor (GIST), but because of CD117 and CD34 testing we were told it was leiomyosarcoma. We have been to 2 oncologists, one says chemo and the other says chemo is not effective for this type. We are totally confused. Click here for answer