13 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 ... ischemia results ... #pathophysiology ... #ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Monocular Vision loss ... disease (anterior ischemic ... Caused by decreased ... Ocular causes - ... Differential #Diagnosis #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Vision Loss - Differential ... Artery Occlusion ... Vein Occlusion, Ischemic ... Differential #Diagnosis #causes ... #ophthalmology
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Central Retinal ... (CRAO) on Ocular ... painless vision loss ... #CRAO #Ocular # ... clinical #ultrasound #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
or hemorrhage, Retinal ... artery or vein ... Lens dislocation, Ischemic ... differential #diagnosis #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 ... Elschnig's Spots • Ischemia ... #Retinopathy #pathophysiology ... #ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Chronic Vision Loss ... Differential Diagnosis Algorithm ... Degeneration (Wet, Dry) Retina ... night vision, loss ... #Causes #Ophthalmology
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
Age Related Macular ... choroidal bed -> Ischemia ... atrophy of RPE -> Loss ... MacularDegeneration #pathophysiology ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Common Causes: ... Episcleritis Ocular ... artery occlusion ... Conjunctivitis #ocular ... differential #diagnosis #ophthalmology