12 results
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
, Painful Vision ... Retinal artery or vein ... #bilateral #painful ... differential #diagnosis #causes ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
, Painful: Keratitis ... Central Retinal Vein ... , Painful: Keratitis ... Differential #Diagnosis #causes ... #ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Unilateral Acute ... Diagnosis Algorithm Painful ... • Keratopathy Painful ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal Vein ... Second most common cause ... disease (Most common cause ... ) #Clinical #Ophthalmology ... #Fundoscopy #Central
Mydriasis and Miosis - Differential Diagnosis Framework

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

Why?
• The coexistence of photophobia and headache suggests the potential
photophobia - Bilateral ... headache: - Bilateral ... Vasculitis Painful ... - Mydriasis • Painful ... differential #diagnosis #ophthalmology
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
Intermittent Bilateral Exophthalmos (Alternating Exophthalmos and Enophthalmos) on Physical Exam

Observing this patient in silence for a
inferior ophthalmic veins ... dilated ophthalmic veins ... The cause of this ... lymphangiomas are the cause ... clinical #video #ophthalmology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Central retinal vein ... Optic Chiasm Lateral ... Concussion Other Causes ... differential #diagnosis #ophthalmology ... #causes
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dissociaton; • Usually unilateral ... Diagnosis: • CN ... dissociation • Other causes ... PhysicalExam #neurology #ophthalmology