Three techniques have similar success rates to treat rhegmatogenous retinal detachment
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NEW ORLEANS — Pars plana vitrectomy has a similar success rate to scleral buckle or pars plana vitrectomy with scleral buckle in cases of rhegmatogenous retinal detachment with inferior retinal breaks, according to a presentation here.
“We aimed to compare the anatomic and visual outcomes between different surgical techniques ... for RRD with inferior tears,” Eunice You, MD, and colleagues wrote in a poster presentation at the American Academy of Ophthalmology meeting.
The researchers conducted a retrospective study of 1,516 consecutive patients who underwent surgery for rhegmatogenous retinal detachment (RRD) between 2014 and 2018; 504 eyes that had at least one inferior retinal break in the detached retina between 4 o’clock and 8 o’clock were included in the analysis.
The study’s primary outcome was the single-surgery success rate, which was defined by maintained retinal attachment at all follow-up points without the need for additional surgical intervention. The secondary outcome was final visual acuity.
Patients who underwent pars plana vitrectomy (PPV) had a success rate of 89.6%, patients who underwent scleral buckle (SB) had a success rate of 86.9%, and patients who underwent PPV with SB had a success rate of 89.3%.
Male sex (P = .027), macula-off status (P = .038) and baseline visual acuity (P < .001) were associated with worse final visual acuity.
“RRD with inferior retinal breaks had a similar single-surgery success rate across the three surgical techniques,” the study authors wrote. “This suggests that primary PPV [has] similar success rates without the potential complications of SB, although other studies suggest improved results with PPV-SB.”
Limitations included the retrospective and single-center nature of the study.