[Coexistence of multiple gastrointestinal stromal tumors and signet ring cell carcinoma of stomach in a patient with neurofibromatosis type-1: case report]
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Gastrointestinal stromal tumors are mesenchymal neoplasias which are derived from Cajal's interstitial cells. The most common site of involvement is the stomach. It may be multiple in patients with Neurofibromatosis Type-1, while the small intestine is the mos... ...
