| H55 | Nystagmus and other irregular eye movements |
| H55.0 | Nystagmus |
| H55.00 | Unspecified nystagmus |
| H55.01 | Congenital nystagmus |
| H55.02 | Latent nystagmus |
| H55.03 | Visual deprivation nystagmus |
| H55.04 | Dissociated nystagmus |
| H55.09 | Other forms of nystagmus |
| H55.8 | Other irregular eye movements |
| H55.81 | Saccadic eye movements |
| H55.89 | Other irregular eye movements |
| H57 | Other disorders of eye and adnexa |
| H57.0 | Anomalies of pupillary function |
| H57.00 | Unspecified anomaly of pupillary function |
| H57.01 | Argyll Robertson pupil, atypical |
| H57.02 | Anisocoria |
| H57.03 | Miosis |
| H57.04 | Mydriasis |
| H57.05 | Tonic pupil |
| H57.051 | Tonic pupil, right eye |
| H57.052 | Tonic pupil, left eye |
| H57.053 | Tonic pupil, bilateral |
| H57.059 | Tonic pupil, unspecified eye |
| H57.09 | Other anomalies of pupillary function |
| H57.1 | Ocular pain |
| H57.10 | Ocular pain, unspecified eye |
| H57.11 | Ocular pain, right eye |
| H57.12 | Ocular pain, left eye |
| H57.13 | Ocular pain, bilateral |
| H57.8 | Other specified disorders of eye and adnexa |
| H57.9 | Unspecified disorder of eye and adnexa |