[Lithiasis in small salivary ducts. Report of 3 cases]

Three cases with sialolithiasis of minor salivary gland are presented. The sialoliths were found on the left side of the upper lip (two patients) with local infection and on the right side of buccal mucosa (one patient) without any symptom. The histologic findings resulted from our own cases and the etiology are discussed extensively and a literature review is made as well.