Is the optic disk swollen?
D002648:Child; D003937:Diagnosis, Differential; D006801:Humans; D007511:Ischemia; D009898:Optic Disk / Q000033:anatomy & histology; D009900:Optic Nerve / Q000098:blood supply; D009901:Optic Nerve Diseases / Q000151:congenital / Q000175:diagnosis*; D009902:Optic Neuritis / Q000175:diagnosis; D010211:Papilledema / Q000175:diagnosis*