Type A: Rupture B: Penetrating C: Intraocular foreign body D: Perforating E: Mixed
Grade Visual Acuity 1: >20/40 2: 20/50 – 20/100 3: 19/100 – 5/200 4: 4/200 to light perception 5: No light perception
Pupil Positive: Relative afferent pupillary defect present in affected eye Negative: Relative afferent pupillary defect absent in affected eye
Zone I: Isolated to cornea (including the corneosclerallimbus) II: Limbus to a point 5 mm posterior into the sclera III: Posterior to the anterior 5 mm of sclera
*Adapted from Pieramici DJ, Sternberg P Jr, Aaberg TM Sr, Bridges WZ Jr, Capone A Jr, et al. (1997) A system for classifying mechanical injuries of the eye (globe). The Ocular Trauma Classification Group. Am J Ophthalmol 123: 820-831.
Table 1: Open-Globe Injury Classification*