Study of surgical outcome on new extra ocular muscles and re-operation on the same Extra ocular muscle use in previous surgery in Residual and consecutive strabismus
Not Applicable
- Conditions
- esotropia,exotropia.Exotropia (alternating)(monocular), except intermittent,vH50.0,H50.
- Registration Number
- IRCT2017082135295N1
- Lead Sponsor
- Ahvaz University of Medical Sciences
- Brief Summary
Not available
- Detailed Description
Not available
Recruitment & Eligibility
- Status
- Complete
- Sex
- All
- Target Recruitment
- 24
Inclusion Criteria
Among those had a visit in Arvand or Imam khomeini hostpital, patients with a history of six month or more of squint surgery including BMR(bimedial rectus muscle)surgery, or R&R(resection and recession) ,and had a consecutive exotropia, or residual esotropia more than 15 prism diopters
Among those had a visit in Arvand or Imam khomeini hostpital, patients with a history of six month or more of squint surgery including BLR(bilateral lateral rectus muscle)surgery, or R&R(resection and recession) ,and had a consecutive esotropia, or residual exotropia more than 15 prism diopters
Exclusion Criteria
patients with muscle fibrosis
Duan syndrome
Brown syndrome
Traumatic deviation
patients who can't come at least for 3 month of follow up
Study & Design
- Study Type
- interventional
- Study Design
- Not specified
- Primary Outcome Measures
Name Time Method Horizontal deviation after surgery. Timepoint: before, 1 month ,three month later. Method of measurement: deviation measured as prism diopter with krimski and hirschburg method.;Hypertropia. Timepoint: before, 1 month ,three month later. Method of measurement: deviation measured as prism diopter with krimski and hirschburg method.;Dissociated Vertical Deviation(DVD). Timepoint: before, 1 month ,three month later. Method of measurement: deviation measured as prism diopter with krimski and hirschburg method.;Nystagmus. Timepoint: before, 1 month ,three month later. Method of measurement: indirect ophthalmoscopy,or watch patient's eye without aid.;Refraction. Timepoint: before, 1 month ,three month later. Method of measurement: diopter of refractive error measured by autorefractometer or retinoscopy.
- Secondary Outcome Measures
Name Time Method Residual or consecutive deviation. Timepoint: 1month,3month after surgery. Method of measurement: deviation measured as prism diopter by krimski and hirschburg method.;Conjunctival cyst or granuloma. Timepoint: 1month,3month after surgery. Method of measurement: slit lamp examination.