[Gastric leiomyoblastoma. Its preoperative diagnosis by echo-guided needle aspiration. A report of 2 clinical cases]. / Il leiomioblastoma gastrico. Diagnosi preoperatoria con agoaspirato ecoguidato. Descrizione di due casi clinici.

The authors report two cases of gastric leiomyoblastoma, one benign and one malignant, come to clinical observation for digestive hemorrhage; in both cases a preoperating diagnosis of benignity or malignity was made and in one case even of histotype, thanks to fine needle biopsy. After a short introduction regarding some historical notes, the predictive parameters of malignity, the classification of this rare myoid tumor, the authors discuss the distribution of the pathology in the population, the symptomatology, the diagnostic "iter" with particular regard to the needle biopsy, the surgical treatment, and the indispensable parameters for formulating a correct prognosis.