26 results
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Unilateral, Painful ... Retinal artery or vein ... , Painful Vision ... differential #diagnosis #causes ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... , Painful: Keratitis ... Central Retinal Vein ... Differential #Diagnosis #causes ... #ophthalmology
Central Retinal Vein Occlusion (CRVO)
Clinical:
 • Sudden, painless, monocular loss of vision 
 • "Blood and
Central Retinal Vein ... painless, monocular loss ... Blood and thunder" fundoscoplc ... Management: • Ophthalmology ... #Ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Unilateral Acute ... Vision Loss - Differential ... • Keratopathy Painful ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Second most common cause ... of vision loss ... disease (Most common cause ... ) #Clinical #Ophthalmology ... #Fundoscopy #Central
Bilateral Acute Vision Loss - Differential Diagnosis Algorithm

Complete/ Partial Homonymous Hemianopia
 • Infarct
 • Intracranial Hemorrhage
Bilateral Acute ... Vision Loss - Differential ... Hypoperfusion #Bilateral ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Mydriasis: CN Ill ... Constricted pupils less ... , uveitis) • Bilateral ... differential #diagnosis #ophthalmology ... #causes
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Central retinal vein ... or bilateral symptoms ... • Is the eye painful ... differential #diagnosis #ophthalmology ... #painful #painless
Labyrinthitis 
Vestibular neuritis + unilateral hearing loss = Labyrinthitis 
1) Vertigo (severe) 
2) Gait instability 
3)
hearing loss = ... instability 3) Nausea ... vomiting 4) Unilateral ... hearing loss ... of vestibular CN
Lateral Canthotomy / Cantholysis - Procedure Instructions

The orbit is a relatively closed compartment and an acute
Lateral Canthotomy ... irreversible visual loss ... The most common cause ... #Management #Lateral ... Retrobulbar #Hemorrhage #Ophthalmology