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Adjustable versus non-adjustable suture techniques for concomitant horizontal strabismus: a comparative study.

Galton C Vasconcelos1, Henderson C de Almeida1

  • 1Hospital São Geraldo, Universidade Federal de Minas Gerais, Belo Horizonte, MG, Brazil.

Arquivos Brasileiros De Oftalmologia
|December 18, 2015
PubMed
Summary
This summary is machine-generated.

Adjustable strabismus surgery showed higher success rates than non-adjustable techniques for both esotropia (ET) and exotropia (XT) on postoperative day 1. For exotropia, adjustable sutures may offer better long-term results, especially for maintaining slight hypercorrection.

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Area of Science:

  • Ophthalmology
  • Surgical Techniques
  • Strabismus Management

Background:

  • Concomitant horizontal strabismus affects a significant number of patients.
  • Surgical correction is a primary treatment modality.
  • Comparing adjustable and non-adjustable techniques is crucial for optimizing outcomes.

Purpose of the Study:

  • To compare the surgical outcomes of adjustable versus non-adjustable horizontal strabismus surgery.
  • To evaluate the efficacy of each technique for esotropia and exotropia.

Main Methods:

  • Retrospective review of 231 patients with concomitant horizontal strabismus.
  • Patients divided into adjustable (n=107) and non-adjustable (n=124) surgical groups.
  • Inclusion criteria: esotropia/exotropia <55 PD; exclusion criteria: intermittent/vertical deviations, restrictive/paretic strabismus, reoperations, etc. Follow-up <3 months excluded.

Main Results:

  • Amblyopia was present in over 50% of all subgroups.
  • Adjustable surgery demonstrated significantly higher success rates on postoperative day 1 for both esotropia (p=0.00) and exotropia (p=0.01).
  • Exotropia patients showed better long-term results with adjustable sutures at 1-year follow-up (p=0.05).

Conclusions:

  • Adjustable suture strabismus surgery yields superior immediate postoperative success rates compared to non-adjustable methods for both ET and XT.
  • For exotropia, adjustable techniques appear to provide more durable results, particularly in achieving sustained mild hypercorrection.