label: Melkersson-Rosenthal syndrome
label_lc: melkersson-rosenthal syndrome
description: The Melkersson-Rosenthal syndrome is a rare disorder characterized by a triad of recurrent orofacial swelling, relapsing facial paralysis and fissured tongue and onset in childhood or early adolescence. It has an estimated incidence of 8/10,000. The etiology is unknown but hereditary predisposition is suspected.