Sporadic diffuse segmental interstitial cell of Cajal hyperplasia harbouring two gastric gastrointestinal stromal tumours (GIST) mimicking hereditary GIST syndromes
文摘

Symptomatic gastric exophytic GIST diagnosed by computerized tomography.

Pathology of resected specimen revealed segmental diffuse hyperplasia of the Cajal Cells with multifocal GISTs.

Similarity to familiar GIST syndromes, excluded by detection of a somatic c-KIT mutation in exon 11 and inexistence of clinical features of NF-1.

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