21 results
Lateral Canthotomy / Cantholysis - Procedure Instructions

The orbit is a relatively closed compartment and an acute
Lateral Canthotomy ... Cantholysis - Procedure Instructions ... #Canthotomy #Cantholysis ... #Procedure #Instructions ... Retrobulbar #Hemorrhage #Ophthalmology
Lateral Canthotomy and Cantholysis 
Primary indications 
 - Decreased visual acuity 
 - Intraocular pressure >
Lateral Canthotomy ... head pallor - Eye ... Globe rupture #Lateral ... #Canthotomy #Cantholysis ... #Indications #Ophthalmology
Lateral Canthotomy Procedure Instructions and Supply Checklist

Equipment 
 - Anesthetic 
 - Syringe with 27 gauge
Lateral Canthotomy ... Procedure Instructions ... #Lateral #Canthotomy ... #Procedure #Instructions ... #Ophthalmology
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
- Differential Diagnosis ... • Fevers • Eye ... pain • Eye redness ... #Differential #Diagnosis ... #Causes #ophthalmology
Lateral Canthotomy - Procedure Instructions
1) Identify the lateral canthus.
Cleanse the area with antiseptic and anesthetize with
Lateral Canthotomy ... - Procedure Instructions ... #Lateral #Canthotomy ... #Procedure #Instructions ... #Management #Ophthalmology
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... caustic exposure to eye ... caustic exposure to eye ... #differential #diagnosis ... #causes #ophthalmology
Instructions on how to perform the swinging light test to detect a relative afferent pupillary defect.

http://www.cmaj.ca/content/early/2015/01/05/cmaj.140685

Normal
Instructions on ... Instructions on ... #Diagnosis #PhysicalExam ... #Ophthalmology ... #Light #Test #Instructions
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
- Differential Diagnosis ... middle layer of the eye ... /bilateral up to ... #Differential #Diagnosis ... #Causes #ophthalmology
Retinoblastoma: Pathogenesis and clinical findings
 • Sporadic mutation -> One allele of RB1 tumor suppressor gene
of the cell -> Unilateral ... of the cell -> Bilateral ... detachment • Red Eye ... pathophysiology #ophthalmology ... #diagnosis #signs
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
- Differential Diagnosis ... colored lights, bilateral ... hypotension - bilateral ... #Differential #Diagnosis ... #Ocular #ophthalmology