31 results
Central Retinal Vein Occlusion (CRVO): Pathogenesis and clinical findings

#CentralRetinalVein #Occlusion #CRVO #pathophysiology #ophthalmology #diagnosis #signs #symptoms
Central Retinal ... Vein Occlusion ( ... #CRVO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Vein Occlusion ( ... CRVO) - Pathophysiology ... Second most common cause ... ) #Clinical #Ophthalmology ... #Vein #Occlusion
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
- Retinal vein occlusions ... Concussion Other Causes ... (Retinal vein occlusions ... differential #diagnosis #ophthalmology ... #causes
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Artery Occlusion ... edema caused by ... #CRAO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
Artery Occlusion ... , Central Retinal ... Vein Occlusion, ... Differential #Diagnosis #causes ... #ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... infarcts from occlusions ... ischemia causes ... Retinopathy #Diabetes #ophthalmology ... complications #pathophysiology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Hard Exudates • Occlusion ... of the terminal retinal ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Small artery occlusive ... vein occlusion ... Caused by decreased ... Ocular causes - ... Differential #Diagnosis #Ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
Retinoblastoma Signs ... spread • Sub-retinal ... Retinoblastoma #pathophysiology ... #ophthalmology ... #diagnosis #signs
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Vision Loss: • Retinal ... or hemorrhage, Retinal ... artery or vein occlusion ... differential #diagnosis #causes ... #ophthalmology