11 results
Central Retinal Vein Occlusion (CRVO)
 - Pathophysiology not fully understood; possibly due to thrombus located in
Central Retinal ... in the central retinal ... of vision loss ... due to retinal ... #Retinal #Vein
Central Retinal Artery Occlusion (CRAO)
Clinical:
 • Sudden, painless, complete loss of vision 
 • Pale retina
Central Retinal ... Artery Occlusion ... painless, complete loss ... vision • Pale retina ... Diagnosis #Clinical #Fundoscopy
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Retina 11. ... retinopathy • Macular hole ... vision → visual loss ... differential #diagnosis #ophthalmology ... #causes
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Lens Dislocation, Retinal ... Detachment, Central Retinal ... , Central Retinal ... Optic Neuropathy, Retinal
Central Retinal Artery Occlusion (CRAO)
Anatomy: First branch of the internal carotid artery is the ophthalmic artery
Central Retinal ... ciliary and central retinal ... which supply the eye ... #Fundoscopy #Central ... #Retinal #Artery
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
: • Corneal abrasion ... : • Retinal detachment ... or hemorrhage, Retinal ... artery or vein ... #ophthalmology
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Optic neuritis • Retinal ... detachment • Central retinal ... artery occlusion ... • Central retinal ... differential #diagnosis #ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Approach to an Eye ... Accommodation, RAPD ... Cornea D. ... Fundoscopy A. ... Retina B.
Hyperopia: Pathogenesis and clinical findings
 • Axial length of eye -> Short axial length of the
(ex. cornea, lens ... point behind the retina ... focused onto the retina ... focused behind the retina ... pathophysiology #ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
, vasculitis) Retinal ... coagulopathy Retinal ... vasospasm / retinal ... understood vasospasm of retinal ... changes in gaze/eye