Use of photographs for measuring cupping in the optic disc.
D003116:Color; D005451:Fluorescein Angiography; D005654:Fundus Oculi; D005901:Glaucoma / Q000175:diagnosis*; D006801:Humans; D009887:Ophthalmoscopy / Q000379:methods; D009900:Optic Nerve / Q000473:pathology*; D010781:Photography / Q000295:instrumentation / Q000379:methods