| Db | Link | Name | Definition | Comment | Is a |
|---|---|---|---|---|---|
| OMIM | OMIM:122100 | CORNEAL DYSTROPHY, MEESMANN; MECD | — | — | — |
| OMIM | OMIM:122200 | CORNEAL DYSTROPHY, LATTICE TYPE I; LCD1 | — | — | — |
| OMIM | OMIM:122400 | EPITHELIAL RECURRENT EROSION DYSTROPHY; ERED | — | — | — |
| OMIM | OMIM:122430 | CORNEAL HYPESTHESIA WITH RETINAL ABNORMALITIES, SENSORINEURAL DEAFNESS, UNUSUAL FACIES, PERSISTENT DUCTUS ARTERIOSUS, AND MENTAL RETARDATION | — | — | — |
| OMIM | OMIM:122440 | CORNEODERMATOOSSEOUS SYNDROME | — | — | — |
| OMIM | OMIM:122450 | CORNEAL HYPESTHESIA, FAMILIAL | — | — | — |
| OMIM | OMIM:122455 | CORONARY ARTERY DISSECTION, SPONTANEOUS | — | — | — |
| OMIM | OMIM:122460 | HUMAN CORONAVIRUS SENSITIVITY; HCVS | — | — | — |
| OMIM | OMIM:122470 | CORNELIA DE LANGE SYNDROME 1; CDLS1 | — | — | — |
| OMIM | OMIM:122480 | MOVED TO 166740 | — | — | — |
| OMIM | OMIM:122550 | CORTICOSTERONE SIDE-CHAIN ISOMERASE; CSCI | — | — | — |
| OMIM | OMIM:122580 | COSTOCORACOID LIGAMENT, CONGENITALLY SHORT | — | — | — |
| OMIM | OMIM:122600 | SPONDYLOCOSTAL DYSOSTOSIS 5; SCDO5 | — | — | — |
| OMIM | OMIM:122700 | COUMARIN RESISTANCE | — | — | — |
| OMIM | OMIM:122720 | CYTOCHROME P450, SUBFAMILY IIA, POLYPEPTIDE 6; CYP2A6 | — | — | — |
| OMIM | OMIM:122750 | COXA VARA | — | — | — |
| OMIM | OMIM:122780 | COXOAURICULAR SYNDROME | — | — | — |
| OMIM | OMIM:122850 | CRANIOACROFACIAL SYNDROME | — | — | — |
| OMIM | OMIM:122860 | CRANIODIAPHYSEAL DYSPLASIA, AUTOSOMAL DOMINANT; CDD | — | — | — |
| OMIM | OMIM:122880 | CRANIOFACIAL-DEAFNESS-HAND SYNDROME; CDHS | — | — | — |
| OMIM | OMIM:122900 | CRANIOFACIAL DYSOSTOSIS WITH DIAPHYSEAL HYPERPLASIA | — | — | — |
| OMIM | OMIM:122920 | MOVED TO 304110 | — | — | — |
| OMIM | OMIM:123000 | CRANIOMETAPHYSEAL DYSPLASIA, AUTOSOMAL DOMINANT; CMDD | — | — | — |
| OMIM | OMIM:123050 | CRANIORHINY | — | — | — |
| OMIM | OMIM:123100 | CRANIOSYNOSTOSIS 1; CRS1 | — | — | — |