497 results
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Pupil Defect • Optic ... Neuritis • Ischemic Optic ... Neuropathies • Optic ... Traumatic/Compressive Optic ... #Causes #Ophthalmology
Unilateral Acute Vision Loss - Differential Diagnosis Algorithm
Painful - Cornea
 • Keratopathy
Painful - No Abnormalities of
Vision Loss - Differential ... Diagnosis Algorithm ... Abnormalities of the Optic ... Abnormalities of the Optic ... #Causes #Ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Diagnosis Algorithm ... inflammatory conditions Optic ... (Open-Angle) Optic ... color vision: • Optic ... #Causes #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
Optic Nerve/Pathway ... • Scleritis Optic ... Inflammation • Optic ... • Tumor • Optic ... occlusions Optic
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
anterior ischemic optic ... Generally reversible Optic ... increased ICP Optic ... with compressive optic ... Ocular causes -
Neuromyelitis Optica (NMO) - Clinical Manifestations
 • Optic neuritis: Reduced visual acuity, ranging from mild to
Neuromyelitis Optica ... Manifestations • Optic ... desaturation, Scotoma, Ocular ... involvement: Intractable nausea ... Neuromyelitis #Optica
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... inflammation - Optic ... Endophthalmitis, Glaucoma, Optic ... Occlusion, Ischemic Optic ... #Diagnosis #causes
Pathological Optic Disc Cupping

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

Thinning of optic disc
Pathological Optic ... Thinning of optic ... neuroretinal rim so that optic ... Glaucoma causes ... slow death of optic
Acute Monocular Vision Loss - Differential Diagnosis Framework
 • Cornea: Keratitis
 • Anterior Chamber: Hyphema, Acute
Endophthalmitis • Optic ... Nerve: Optic neuritis ... Papilledema, Ischemic Optic ... CRVO, CRAO) • Optic ... bleed) After the optic
Neuro-OphthaImoIogy - Visual Field Defects - Localization Map
 - Optic Nerve Lesion (Monocular vision loss)
 -
Localization Map - Optic ... vision loss) - Optic ... Meningioma • Optic ... hemianopia) - Optic ... Diagnosis #Anatomy #Causes