A rare case of sialolithiasis of the lower lip simulating a mucocele and review of the literature.

Sialolithiasis of the minor salivary glands, especially in the lower lip, is rare. We report a case of sialolithiasis of the lower lip simulating a mucocele as well as review four additional cases affecting the lower lip and 39 cases affecting the upper lip, together with details of the clinical and histopathologic findings.