Clefts of lip, alveolus or palate

A condition caused by failure of the structures of the mouth to correctly develop during the antenatal period. This condition is characterised by a fissure extending across the upper lip, nasal base, alveolar ridge or the palate. This condition may present with disruption of sucking or swallowing in neonates, recurrent otitis, transmission hypoacusia, or abnormalities of the maxillary lateral incisor.