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Surgical Technique: Viscodissection for Managing Funnel Retinal Detachments
David Oliver-Gutierrez1, Claudia García-Arumí1,2, Daniel Gómez Plaza2
1Department of Ophthalmology, Hospital Universitari Vall d'Hebron, 08035 Barcelona, Spain.
Journal of Clinical Medicine
|July 12, 2025
Summary
Viscodissection effectively opens complex funnel-shaped retinal detachments, enabling safer perfluorocarbon liquid (PFCL) application. This minimally traumatic technique shows promise for improving surgical outcomes in retinal detachment repair.
Area of Science:
- Ophthalmology
- Retinal Surgery
Background:
- Complex funnel-shaped retinal detachments pose significant surgical challenges.
- Minimizing trauma and ensuring safe application of perfluorocarbon liquids (PFCLs) are critical.
Purpose of the Study:
- To evaluate the efficacy and safety of viscodissection for managing complex funnel-shaped retinal detachments.
- To assess its role in minimizing trauma and facilitating PFCL application.
Main Methods:
- Retrospective case series of five patients with funnel-shaped retinal detachments (trauma or recurrent).
- Viscodissection used for controlled, minimally traumatic separation of adhered retinal tissues.
- Data included visual acuities, surgical details, and complications.
Main Results:
- Successful funnel opening and PFCL application in all cases.
- Visual acuity improved in four patients (up to 20/100); one case of PFCL subretinal migration.
- No retinal detachment recurrences, but three reoperations for proliferative vitreoretinopathy (PVR).
Conclusions:
- Viscodissection is a promising technique for complex retinal detachments.
- Facilitates non-traumatic tissue separation, improving visualization and safety during PFCL use.
- May enhance surgical outcomes and reduce complications in retinal detachment surgery.
