Isolated Idiopathic Inferior Rectus Palsy: A Case Report and Literature Review.

ABSTRACT:

Introduction

The aims of the study were to report a rare case of isolated idiopathic inferior rectus (IR) palsy in a young adult and discuss its clinical features, diagnostic workup, and surgical management.

Case presentation

A 31-year-old male presented with a 3-month history of vertical diplopia and right hypertropia. Comprehensive ophthalmic and systemic evaluations, including imaging and laboratory tests, were conducted. Examinations revealed right IR underaction with a 30 prism diopter hypertropia in primary gaze. Forced duction testing was negative. Imaging and laboratory investigations were unremarkable. The patient underwent an 8-mm ipsilateral superior rectus (SR) recession. Postoperatively, orthotropia was achieved with resolution of diplopia.

Conclusions

Is

SUBMITTER: Alwazae M 

PROVIDER: S-EPMC12788840 | biostudies-literature | 2026 Jan-Dec

REPOSITORIES: biostudies-literature