Cytomorphology of gastrointestinal stromal tumor: diagnostic role of aspiration cytology, core biopsy, and immunochemistry.

@article{Boggino2000CytomorphologyOG,
  title={Cytomorphology of gastrointestinal stromal tumor: diagnostic role of aspiration cytology, core biopsy, and immunochemistry.},
  author={Hugo Boggino and M. Purificaci{\'o}n Fern{\'a}ndez and Roberto Logro{\~n}o},
  journal={Diagnostic cytopathology},
  year={2000},
  volume={23 3},
  pages={156-60}
}
Gastrointestinal stromal tumors (GISTs) comprise a heterogeneous group of neoplasms of the gastrointestinal tract previously referred to as leiomyomas, leiomyosarcomas, or schwannomas. GISTs derive from the interstitial cell of Cajal and, in addition to variable expression of smooth muscle and neural markers, they characteristically express CD34 and CD117. To our knowledge, the cytologic appearance of gastric neoplasms designated as GISTs has never been reported. We illustrate the fine-needle… CONTINUE READING

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