Research article Open access
Congenital Symmetrical Lower Lip Pits: Van der Woude Syndrome
Van der Woude syndrome (VWS) is a rare craniofacial anomaly with autosomal dominant inheritance and remarkable heterogeneity in expression. It manifests as lower lip pits with or without a cleft lip and/or cleft palate. The critical importance of lip pits is that their occurrence may be associated with a phenotypic sev …