15 results
Isocoria - Pupillary Defects - Differential Diagnosis Algorithm
Relative Afferent Pupil Defect
 • Optic Neuritis
 • Ischemic
- Differential Diagnosis ... Optic Neuritis • Ischemic ... Nerve Tumor • Retinal ... #Algorithm #Causes ... #Ophthalmology
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
- Differential Diagnosis ... Vein Occlusion, Ischemic ... exposure) - Bilateral ... #Differential #Diagnosis ... #causes #ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... Vision Loss: • Retinal ... or hemorrhage, Retinal ... Lens dislocation, Ischemic ... #causes #ophthalmology
Adie's Pupil
What? Unknown nature & benign
 • Regular and mildly dilated pupil (4-6mm);
 • Light-near dissociaton;
dissociaton; • Usually unilateral ... females Differential Diagnosis ... dissociation • Other causes ... #PhysicalExam #neurology ... #ophthalmology
Relative Afferent Pupillary Defect

This maneuver of intermittent light stimulus is called the alternating light test or
It is a clear sign ... of unilateral anomaly ... very sensitive diagnostic ... regarding the cause ... #Clinical #Video
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
edema caused by ... ischemia results ... axons death due to ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
of the terminal retinal ... fluffy white ischemic ... Elschnig's Spots • Ischemia ... pathophysiology #ophthalmology ... #diagnosis #signs
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
- Differential Diagnosis ... Vertebrobasilar transient ischemic ... as the vitreous pulls ... #Differential #Diagnosis ... #Ocular #ophthalmology
Adie’s Tonic Pupil on Physical Exam

A young female was referred in for a sudden onset anisocoria.
occasionally it can occur bilaterally ... in those rare bilateral ... anisocoria #clinical #video ... #ophthalmology ... #physicalexam #neurology
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
- Differential Diagnosis ... Concussion Other Causes ... GCA • Adie’s pupil ... #ophthalmology ... #causes