26 results
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Retinal Artery ... -> Cherry-red spot ... edema caused by ... Occlusion #CRAO #pathophysiology ... #ophthalmology
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Artery Occlusion ... vision • Pale retina ... • Cherry red spot ... • Immediate ophthalmology
Diabetic Retinopathy: Pathogenesis and clinical findings

Mild Non-proliferative DR
 • Outpouchings of the weakened capillary walls or
into the deeper retinal ... -> Cotton-wool spots ... 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
Ophthalmic Artery ... -> Cotton-wool Spots ... -> Elschnig's Spots ... #Retinopathy #pathophysiology ... #ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Artery Occlusion ... , Central Retinal ... Differential #Diagnosis #causes ... #ophthalmology
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... Occlusion (CRVO) - Pathophysiology ... Second most common cause ... disease (Most common cause ... ) #Clinical #Ophthalmology
Cotton Wool Spots

Caused by microinfarcts. Exploded ganglion cell axons extrude their axoplasm into retina. Long DDx:
Cotton Wool Spots ... Caused by microinfarcts ... axoplasm into retina ... #CottonWool #Spots ... #fundoscopy #ophthalmology
This is a case of congenital hypertrophy of the retinal pigment epithelium, “bear-tracks" #CHRPE #Ophthalmology #retina
This is a case of ... hypertrophy of the retinal ... pigment epithelium ... bear-tracks" #CHRPE #Ophthalmology ... #retina
Retinal Detachment
 - Posterior vitreous shrinks with advancing age (aka synchysis senilis), pulling on the retina.
Retinal Detachment ... pulling on the retina ... - Pulling can cause ... pigment epithelium ... ) #Clinical #Ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
Ischemia - Large artery ... - Small artery ... Caused by decreased ... Ocular causes - ... Differential #Diagnosis #Ophthalmology