| Congenital fourth nerve palsy | |
|---|---|
| Specialty | Neurology |
Congenital fourth nerve palsy is a condition present at birth characterized by a vertical misalignment of the eyes due to a weakness or paralysis of the superior oblique muscle.
Other names for fourth nerve palsy include superior oblique palsy and trochlear nerve palsy.[1] When looking to the right/left the nerve/muscle is not strong enough or is too long and the eye drifts up.