12 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Lens Dislocation, Retinal ... Detachment, Central Retinal ... Occlusion, Central Retinal ... Optic Neuropathy, Retinal
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
in the inner retina ... nervefiber layer -> Retinal ... of the terminal retinal ... lesions in the inner retinal ... pathophysiology #ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Accommodation, RAPD ... Cornea D. ... Fundoscopy A. ... Retina B. ... EyeExamination #Approach #Ophthalmology
Traumatic Red Eye - Differential Diagnosis Algorithm
Surface Injury:
 • Corneal Abrasion
 • Ultraviolet Keratitis
 • Chemical
Surface Injury: • Corneal ... • Cornea: Abrasion ... • Retina: Tear ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Chronic Vision Loss by Anatomic Location - Differential Diagnosis Algorithm
Cornea:
 • Keratoconus
 • Stromal Scaring
 •
Diagnosis Algorithm Cornea ... Degeneration (Wet, Dry) Retina ... Micro-aneurysms, Hemorrhage ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
, vasculitis) Retinal ... coagulopathy Retinal ... vasospasm / retinal ... understood vasospasm of retinal ... anterior chamber hemorrhage
Red Eye - Differential Diagnosis Framework

What?
Redness in the eye can be caused by many conditions and
Common Causes: ... Optic neuritis • Retinal ... detachment • Central retinal ... occlusion • Central retinal ... differential #diagnosis #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Vision Loss: • Corneal ... Vision Loss: • Retinal ... detachment or hemorrhage ... , Retinal artery ... #ophthalmology
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
pathways occur at the retina ... hypothalamus, and visual cortex ... activation of retina-driven ... without aura - Chronic ... Non-traumatic subarachnoid hemorrhage
Vitreous Hemorrhage on Ocular POCUS

What is the leading cause of this pathology in patients under 40
is the leading cause ... The most common cause ... with poc ocular ultrasound ... include retinal ... #Ophthalmology