Surgical technique for small-angle hypertropia

In order to treat small-angle hypertropia of <5PF associated with mild / moderate upshoot in adduction, an option is to suture the inferior oblique (IO) belly to the sclera following its natural muscle direction or with anterior transposition. This study...

V pattern surgery

Inferior oblique (IO) muscle belly transposition involves fixing the belly of the IO to the sclera at 5mm posterior to the temporal insertion of the inferior rectus (IR). This study reports the clinical outcomes of bilateral surgery to treat V...

Surgery to collapse V exo

This paper describes a case report of an extra-large V pattern measuring >60PD and the surgery required to collapse the pattern. The patient was a female aged 20 years. Angle measurements were 70PD at distance and 75PD at near in...

Inferior oblique adherence syndrome

A case is reported of a 14-year-old with inferior oblique muscle adherence and fat adherence following unilateral inferior oblique (IO) anteriorisation. Following surgery, the patient developed consecutive esotropia, ptosis and marked limitation of laevoelevation. Forced duction test was positive for...

Surgery for superior oblique palsy with superior rectus contracture

With limited information in the literature regarding simultaneous surgery in cases with superior rectus (SR) contracture in superior oblique (SO) palsy, the authors aimed to evaluate the efficacy of combined SR/IO surgery. This was a retrospective study of 15 cases...

Surgery for lost inferior rectus muscle

This prospective study evaluated the impact of simultaneous ipsilateral superior rectus (SR) recession and superior rectus (IO) anterior transposition on the primary position alignment in six patients with traumatic loss of the inferior rectus (IR) muscle. Five males and one...