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Figure 4: (A) Case of zone 1 retinopathy of prematurity (ROP) showing (a) plus disease with ridge (arrow) in the right eye, (b) zone 1 with ridge (arrow) in the left eye, (c) complete resolution of plus disease and ridge after anti-vascular endothelial growth (VEGF) injection in the left eye, (d) recurrence of ridge (arrow) after 4 weeks of anti-VEGF injection, (e) shows rescue laser treatment marks (arrow) anterior to ridge in the left eye. (B) Case of aggressive posterior ROP (APROP) showing (a) plus disease in zone 1, (b) demarcation between vascular and avascular retina (arrowheads) at zone 1 edge, (c) laser marks, (d) complete regression of plus disease, (e) laser scar marks (arrow) in retinal periphery |
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