Wide-angle photograph shows a fundus after it has undergone laser photocoagulation for threshold ROP. A, Plus disease is visible posteriorly, and avascular retina is apparent in the inferior and inferior temporal fundus (bottom right). Arborization of the vasculature leading up to the ridge and associated fibrovascular proliferation is pronounced. B, In a different patient, the image shows the pigment clumping, denoting healed laser photocoagulation, and the normalization of the retinal vasculature posteriorly.