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Table 3 Postoperative posterior segment complications and interventions after Ahmed valve implantation

From: Posterior segment complications of Ahmed valve implantation

Posterior segment complication No. of eyes Percentage of eyes Procedure performed (No. of eyes) Median time to onset of complication (Month) Range (Months)
Choroidal detachment 44 17.7% 0.1 0–0.3
Ocular decompression retinopathy 8 3.2% 0.1 0–0.3
Hypotonic maculopathy 7 2.8% 0.8 0.1–2.5
Suprachoroidal hemorrhage 3 1.2% Vitrectomy (1) 0.2 0–0.5
Endophthalmitis 3 1.2% Vitrectomy (3) 11.3 0.1–23.7
Retinal detachment 3 1.2% Vitrectomy (2) 3.2 1.6–8.8
Vitreous hemorrhage 5 2.0% Vitrectomy (1) 1.2 0.1–3.2
Epiretinal membrane 2 0.8% 22.4 12.2–32.6
Cystoid macular edema 2 0.8% Intravitreal bevacizumab or triamcinolone injection (2) 2.6 1.3–3.9
Proliferative vitreoretinopathy 1 0.4% Vitrectomy (1) 10.3 10.3–10.3