16 results
Localizing Extraocular Movement Disorders
 • CN Ill (Oculomotor) Nerve Palsy 
 • CN IV (Trochlear) Nerve
Localizing Extraocular ... IV (Trochlear) Nerve ... @caseyalbin #Extraocular ... #Localization #ophthalmology ... #differential #diagnosis
Extraocular Muscle Actions & Clinical Testing
What about clinical testing of extraocular muscle function & associated nerve
Extraocular Muscle ... function & associated nerve ... produces depression Nerve ... Muscle #Actions #diagnosis ... #testing #ophthalmology
Ocular Ultrasound Pocketcard
Painless Vision Loss
 • Retinal Detachment 
 • Posterior Vitreous Detachment 
 • Vitreous
Detachment • Intraocular ... Periorbital Edema - POCUS ... Ocular #Ultrasound #pocus ... #differential #diagnosis ... #radiology #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
Signs and Symptoms ... pupil with third nerve ... various types • Extraocular ... #symptoms #clues ... #differential #diagnosis
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
- Differential Diagnosis ... Migraine is a diagnosis ... Myasthenia Gravis Extraocular ... Trauma Cranial Nerve ... Algorithm #Causes #Ophthalmology
Orbital Cellulitis: Pathogenesis and Clinical Findings
Definitions:
a. Chemosis: Edema of the bulbar conjunctiva
b. Panopthalmitis: inflammation of all
eye including intraocular ... - Impinges on nerves ... pathophysiology #ophthalmology ... #diagnosis #signs
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
  -
- Differential Diagnosis ... Caused by decreased nerve ... increased ICP Optic nerve ... #Differential #Diagnosis ... #Ophthalmology
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 ... Extraocular Muscles ... Optic Nerve/Pathway ... Tumor • Optic nerve ... #ophthalmology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
disorder of the optic nerve ... Doppler US : halo sign ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
inner retinal nerve ... arterioles causes optic nerve ... pathophysiology #ophthalmology ... #diagnosis #signs