Atraumatic Red Eye - Differential Diagnosis Algorithm Lids / Orbit / Lacrimal System: • Blepharitis • Stye / Chalazion • Dacrocystitis • Pre-septal cellulitis • Orbital Cellulitis Ocular Surface: • Subconjunctival Hemorrhage • Conjunctivitis • Corneal Abrasion / Erosion • Keratitis/Corneal Ulcer • HSV Keratitis Intermediate Layers: • Episcleritis • Scleritis • Uveitis • Iritis Intraocular: • Acute Angle Closure Glaucoma • Endophthalmitis #Atraumatic #RedEye #Differential #Diagnosis #Algorithm #Causes #Ophthalmology
