A 62-year-old woman has decreased vision with metamorphopsia. OCT confirms a full-thickness idiopathic macular hole involving the fovea with cuff of subretinal fluid. Visual acuity is 6/36. What is the definitive management?
- A Intravitreal anti-VEGF injection every month
- B Observation with repeat OCT in 3 months
- C Focal argon laser photocoagulation to the hole margins
- D Pars plana vitrectomy with internal limiting membrane peeling, gas tamponade and postoperative prone positioning ✓
Explanation
Full-thickness idiopathic macular holes with significant visual loss are treated by vitrectomy with internal limiting membrane peeling, fluid-air-gas exchange and prone positioning for several days, achieving closure rates above 90 percent. Anti-VEGF agents act on vascular permeability and have no role in closing a full-thickness hole, and observation rarely reverses a stage 3 or 4 hole. Laser to the margins is destructive and would enlarge the defect.
Reference: Kanski's Clinical Ophthalmology, 10th ed.
High-yield for: NEET PGINI-CETNExTFMGEUSMLEPLABMRCP
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