10 results
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Anterior Chamber ... retinal vein occlusion ... - Retinal vein ... retinal vein occlusion ... (Retinal vein occlusions
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Lens Dislocation, Retinal ... Retinal Artery ... Retinal Vein Occlusion ... Optic Neuropathy, Retinal
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... retinal vein (CRV ... of vision loss ... due to retinal ... #Retinal #Vein
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
, vasculitis) Retinal ... coagulopathy Retinal ... vasospasm / retinal ... understood vasospasm of retinal ... Ocular causes -
Age Related Macular Degeneration: Pathogenesis and clinical findings

Photoreceptor atrophy 
-> Extracellular debris (drusen) from RPE atrophy/metabolism
from choroid to retina ... Nutrients cannot reach retina ... products from retina ... circulation into the retina ... blood under the retina
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Optic neuritis • Retinal ... retinal artery ... occlusion • Central ... retinal vein occlusion ... Complete vision
Acute Closed Angle Glaucoma: Pathogenesis and Clinical Findings
OPHTHALMIC EMERGENCY: Early detection is essential, but most patients
• Significant cause ... -> crowding of ocular ... generally with central ... sparring) • Loss of vision ... ClosedAngle #Glaucoma #pathophysiology
Scleritis - Scleritis is a rare but emergent cause of a red eye.  It is
rare but emergent cause ... most treatable), nodular ... This is rarer than ... associated with retinal ... glaucoma, and vision
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
• Seizures • Vision ... Etiology: • Pathophysiology ... on MRA/CTA • Anterior ... the underlying cause ... with AEDs until cause
Primary Open-Angle Glaucoma: Pathogenesis and Clinical Findings
 • Risk factors -> Incr IOP, Incr age, African-American
intra- or peri-ocular ... influx and NO in retinal ... ganglion cells -> Retinal ... > Apoptosis of retinal ... vision #Secondary