| Source | Code | Name | Case count | Share of cases (%) |
|---|---|---|---|---|
| OUTPAT | OUTPAT_ICD10(H491) | Fourth [trochlear] nerve palsy | 772 | |
| INPAT | INPAT_ICD10(H491) | Fourth [trochlear] nerve palsy | 95 | |
| PRIM_OUT | PRIM_OUT_NOT_USED_ICD10(H491) | Fourth [trochlear] nerve palsy. Not used in endpoint definition. POSSIBLY INACCURATE IN COMPLEX ENDPOINTS! | 54 |