Primitive omental leiomyoma: a case report.

Primitive omental leiomyomas are very rare. The primitive omental location of the leiomyoma is quite difficult to determine, with the possible presence of "parasite" myomas and of omental metastasizing myomas. Moreover, omental masses may be primitive or secondary metastasis from neoplasms. In this case report a primitive omental leiomyoma is described, and their diagnosis and management are briefly discussed, in order to improve the knowledge of this very uncommon disease.