Orbital Compartment Syndrome \u2013 needs to be diagnosed CLINICALLY On exam, LOOK for: Proptosis, Ophthalmoplegia, Afferent Pupillary Defect, Vision Loss On exam, FEEL for: Rock hard globe, tense eyelids, resistance to retropulsion IOP > 40 means immediate canthotomy is indicated! Don\u2019t perform if open globe is present Lateral Canthotomy Procedure: Anesthetize, Devascularize, Canthotomy, Cantholysis (inferior [\u2026]