| Db | Link | Name | Definition | Comment | Is a |
|---|---|---|---|---|---|
| OMIM | OMIM:120500 | COMMISSURAL LIP PITS | — | — | — |
| OMIM | OMIM:120502 | BRANCHIOOTIC SYNDROME 2 | — | — | — |
| OMIM | OMIM:120790 | COMPLEMENT COMPONENT 4, PARTIAL DEFICIENCY OF | — | — | — |
| OMIM | OMIM:120832 | MOVED TO 120830 | — | — | — |
| OMIM | OMIM:120970 | CONE-ROD DYSTROPHY 2; CORD2 | — | — | — |
| OMIM | OMIM:121000 | REMOVED FROM DATABASE | — | — | — |
| OMIM | OMIM:121020 | MOVED TO 160120 | — | — | — |
| OMIM | OMIM:121050 | ARTHROGRYPOSIS, DISTAL, TYPE 9; DA9 | — | — | — |
| OMIM | OMIM:121070 | ARTHROGRYPOSIS, DISTAL, TYPE 2E | — | — | — |
| OMIM | OMIM:121200 | SEIZURES, BENIGN FAMILIAL NEONATAL, 1; BFNS1 | — | — | — |
| OMIM | OMIM:121201 | SEIZURES, BENIGN FAMILIAL NEONATAL, 2; BFNS2 | — | — | — |
| OMIM | OMIM:121210 | FEBRILE SEIZURES, FAMILIAL, 1; FEB1 | — | — | — |
| OMIM | OMIM:121250 | MOVED TO 300088 | — | — | — |
| OMIM | OMIM:121270 | COPPER DEFICIENCY, FAMILIAL BENIGN | — | — | — |
| OMIM | OMIM:121300 | COPROPORPHYRIA, HEREDITARY; HCP | — | — | — |
| OMIM | OMIM:121350 | CORACOCLAVICULAR JOINT, ANOMALOUS | — | — | — |
| OMIM | OMIM:121390 | CORNEA GUTTATA WITH ANTERIOR POLAR CATARACTS | — | — | — |
| OMIM | OMIM:121400 | CORNEA PLANA 1, AUTOSOMAL DOMINANT; CNA1 | — | — | — |
| OMIM | OMIM:121450 | CORNEAL DEGENERATION, RIBBONLIKE, WITH DEAFNESS | — | — | — |
| OMIM | OMIM:121700 | MOVED TO 122000 | — | — | — |
| OMIM | OMIM:121800 | SCHNYDER CORNEAL DYSTROPHY; SCCD | — | — | — |
| OMIM | OMIM:121820 | CORNEAL DYSTROPHY, EPITHELIAL BASEMENT MEMBRANE; EBMD | — | — | — |
| OMIM | OMIM:121850 | CORNEAL DYSTROPHY, FLECK | — | — | — |
| OMIM | OMIM:121900 | CORNEAL DYSTROPHY, GROENOUW TYPE I; CDGG1 | — | — | — |
| OMIM | OMIM:122000 | CORNEAL DYSTROPHY, POSTERIOR POLYMORPHOUS, 1; PPCD1 | — | — | — |