congenital trochlear nerve palsy
MONDO:0700463Mondo
Findings
No curated finding names congenital trochlear nerve palsy yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
A rare ophthalmic disorder with cranial nerve involvement characterized by dysfunction of the superior oblique muscle with typical eye motility patterns including elevation in adduction, V-pattern related to reduced abduction force in downgaze with unopposed adduction by the inferior rectus muscle, and excyclotorsion. Patients may present with contralateral head tilt to compensate for vertical binocular misalignment and diplopia.
Definition from the Mondo Disease Ontology (MONDO:0700463), read 2026-09-29. CC BY 4.0.
Where it sits
- A kind of
- Narrower terms (1)