To the Editor.—
Cutaneous sinus tracts frequently appear as odontogenous sinuses. Many such cases have been reported in the literature, and, in almost all of the cases reported, the lesions that developed are single lesions. Our patient developed two symmetrical lesions on her chin.
Kawaguchi S, Kawaguchi Y, Kashima M, Miura T. Bilateral Odontogenous Sinuses on the Chin. Arch Dermatol. 1986;122(11):1240-1241. doi:10.1001/archderm.1986.01660230030004