Related Experiment Video
Updated: May 4, 2026
10:10
Full-Circle Cauterization of Limbal Vascular Plexus for Surgically Induced Glaucoma in Rodents
Published on: February 15, 2022
1.7K
Intraoperative grasp site correlation with morphologic changes in retinal nerve fiber layer after internal limiting
Ophthalmic Surgery, Lasers & Imaging Retina
|January 8, 2014
Summary
Surgical removal of the inner limiting membrane (ILM) can cause retinal changes. This study links ILM peeling trauma to nerve fiber layer morphologic changes, revealing a dynamic postoperative process.
Area of Science:
- Ophthalmology
- Retinal Surgery
- Microscopic Anatomy
Background:
- Inner retinal changes observed post-internal limiting membrane (ILM) peeling.
- The underlying mechanism for these changes is not well understood.
Purpose of the Study:
- To correlate ILM removal with postoperative morphologic changes in the inner retina.
- Investigate the impact of ILM peeling on retinal structure.
Main Methods:
- Prospective observational case series of eight patients undergoing pars plana vitrectomy with ILM peeling.
- Intraoperative grasp sites were mapped onto postoperative infrared and spectral-domain optical coherence tomography (SD-OCT) images.
- Regular postoperative examinations and imaging were conducted.
Main Results:
- Hyporeflective arcuate striations observed postoperatively, following axonal pathways.
- SD-OCT showed focal nerve fiber layer swelling at grasp sites, progressing to atrophy.
- Consistent morphologic changes noted in all patients.
Conclusions:
- Surgical trauma from ILM forceps during ILM peeling is a likely cause of inner retinal changes.
- A dynamic process of nerve fiber layer alteration occurs after ILM removal.
- Findings highlight the importance of careful ILM manipulation.
