16 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 ... Associated with chronic ... Caused by decreased ... Ocular causes - ... Differential #Diagnosis #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Diagnosis Chronic ... Artery Occlusion ... Vein Occlusion, 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
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 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
Small Bowel Infarction - Pathogenesis and Clinical Findings

Thankfully, bowel infarction in general is the rarest cause
is the rarest cause ... superior mesenteric artery ... colon happens much less ... to suffer from ischemia ... SmallBowel #Infarction #pathophysiology