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Author Spotlight: Advancements in Refractive Surgical Correction for Presbyopia and Exploring Postoperative Visual Acuity
Published on: September 20, 2024
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Refractive changes and higher-order aberrations after Müller muscle conjunctival resection: a prospective clinical
Metehan Simsek1, Ilker Hosver2, Mehmet Goksel Ulas2
1Department of Ophthalmology, Ministry of Health Dogubayazit Dr Yasar Eryilmaz State Hospital, Agri, Agri, Turkey metesimsek04@gmail.com.
The British Journal of Ophthalmology
|September 8, 2025
Summary
Müller muscle-conjunctival resection (MMCR) for ptosis may cause temporary corneal changes. These effects are transient, establishing MMCR as a safe surgical option for suitable patients.
Area of Science:
- Ophthalmology
- Corneal Surgery
- Oculoplastics
Background:
- Ptosis, or drooping eyelid, can affect vision and appearance.
- Müller muscle-conjunctival resection (MMCR) is a surgical technique to correct ptosis.
- Evaluating postoperative effects on corneal topography and aberrations is crucial for surgical safety.
Purpose of the Study:
- To assess changes in corneal topography and higher-order aberrations (HOAs) after MMCR.
- To determine the visual safety and refractive stability of MMCR.
- To investigate transient postoperative corneal alterations.
Main Methods:
- Prospective study of patients undergoing MMCR for mild-to-moderate ptosis.
- Evaluation of best-corrected visual acuity (BCVA), margin reflex distance 1, corneal parameters, and HOAs.
- Postoperative assessments at 1 week, 1 month, and 3 months.
Main Results:
- BCVA temporarily decreased but returned to baseline by 3 months.
- Transient superficial punctate keratopathy (SPK) and lagophthalmos occurred in some patients but resolved.
- Early postoperative changes in coma and secondary astigmatism were noted but normalized by 3 months.
Conclusions:
- MMCR can induce temporary corneal topographic changes post-surgery.
- These corneal changes are transient, indicating refractive stability.
- MMCR is a visually safe and effective procedure for selected ptosis patients.
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