23 results
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
) - Pathophysiology ... Second most common cause ... of vision loss ... disease (Most common cause ... ) #Clinical #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery ... edema caused by ... #pathophysiology ... #ophthalmology ... #diagnosis #signs
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Artery Occlusion ... painless, complete loss ... vision • Pale retina ... #Diagnosis #Clinical
Acute Monocular Vision Loss - Differential Diagnosis Framework
 • Cornea: Keratitis
 • Anterior Chamber: Hyphema, Acute
- Differential Diagnosis ... , Papilledema, Ischemic ... Neuropathy (GCA, CRVO ... inflammation, bleed) After ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Diagnosis Chronic ... Artery Occlusion ... Vein Occlusion, Ischemic ... #causes #ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Monocular Vision loss ... - Differential Diagnosis ... Ischemia - ... Ocular causes - ... #Ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
ischemia -> Venous ... ischemia causes ... Retinopathy #Diabetes #ophthalmology ... #diagnosis #complications ... #pathophysiology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... or hemorrhage, Retinal ... artery or vein ... Lens dislocation, Ischemic ... #causes #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Ophthalmic Artery ... fluffy white ischemic ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
Algorithm Relative ... Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... #Algorithm #Causes ... #Ophthalmology