247 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Nerve / Track: Glaucoma ... Endophthalmitis, Glaucoma ... Differential #Diagnosis #causes ... #ophthalmology
Uveitis - Definition, Causes and SUN Classification

Inflammation of the iris, ciliary body, vitreous, retina and/or choroid
Incidence
- Definition, Causes ... body, vitreous, retina ... edema, secondary glaucoma ... and retinal ischemia ... Differential #Diagnosis #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
angle-closure glaucoma ... • Sjögren’s syndrome ... hyperviscosity syndrome ... differential #diagnosis #ophthalmology ... #causes
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Differential Diagnosis Algorithm ... Angle Closure Glaucoma ... Idiopathic • Glaucoma ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Associated with chronic glaucoma ... Caused by decreased ... Ocular causes - ... (angle closure glaucoma ... Differential #Diagnosis #Ophthalmology
Atraumatic Red Eye - Differential Diagnosis Algorithm
Lids / Orbit / Lacrimal System:
 • Blepharitis
 • Stye
Differential Diagnosis Algorithm ... Angle Closure Glaucoma ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Pathological Optic Disc Cupping

Note cup-to-disc ratio at least 0.8 (physiologic limit of 0.5).

Thinning of optic disc
Usual cause is glaucoma ... Glaucoma causes ... Cupping #fundoscopy #ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... to significant retinal ... ischemia causes ... macula, and/or retina ... Retinopathy #Diabetes #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Differential Diagnosis Algorithm ... Degeneration (Wet, Dry) Retina ... Cup:Disc: • Glaucoma ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Differential Diagnosis Algorithm ... Nerve Tumor • Retinal ... Midbrain (Parinaud's Syndrome ... Differential #Diagnosis #Algorithm ... #Causes #Ophthalmology