Tuberous sclerosis complex: review of the gastrointestinal manifestations and report of an unusual case.

Tuberous sclerosis complex (TSC) is an autosomal dominant disorder that can affect any organ of the body. We report the first case of advanced colonic adenocarcinoma in a patient with well-documented TSC, offer rationales for the association of this lesion with TSC, and review the literature pertaining to gastrointestinal involvement of this complex.