commissural facial cleft https://github.com/monarch-initiative/mondo/issues/6751 https://github.com/monarch-initiative/mondo/issues/6876 https://github.com/monarch-initiative/mondo/issues/9097 https://www.malacards.org/card/macrostomia_isolated UMLS:C3150792 MEDGEN:462142 MONDO:0013300 ICD9:744.83 OMIM:613545 SCTID:40159009 GARD:0016975 macrostomia Orphanet:141276 ICD10CM:Q18.4 icd11.foundation:1460924303 Greatly exaggerated width of the mouth, resulting from failure of union of the maxillary and mandibular processes, with extension of the oral orifice toward the ear. The defect may be unilateral or bilateral. (Dorland, 27th ed) MESH:D008265 facial cleft