Cleft Lip and Palate-Craniofacial Dysmorphism-Congenital Heart Defect-Hearing Loss Syndrome, also known as cleft lip and palate-craniofacial dysmorphism-congenital heart defect-deafness syndrome, is related to heart disease and hyal2 deficiency. An important gene associated with Cleft Lip and Palate-Craniofacial Dysmorphism-Congenital Heart Defect-Hearing Loss Syndrome is HYAL2 (Hyaluronidase 2). Affiliated tissues include heart.