| MOC | maximum oxygen consumption; multiple ocular coloboma |
|---|---|
| MOMO | macrosomia-obesity-macrocephaly-ocular abnormalities [syndrome] |
| OA | obstructive apnea; occipital artery; occipito-anterior; occiput anterior; octanoic acid; ocular albi... |
| OASD | ocular albinism-sensorineural deafness [syndrome] |
| OCP | octacalcium phosphate; ocular cicatricial pemphigoid; oral case presentation; oral contraceptive pil... |