114 results
Proptosis - Differential Diagnosis - Unilateral vs Bilateral
Unilateral:
 • Infections (can become bilateral with cavernous sinus
Bilateral Unilateral ... Infections (can become bilateral ... Sarcoid (can be bilateral ... histocytosis Bilateral ... #Causes #ophthalmology
Pseudobulbar Affect
Characteristics (These episodes usually cause distress and impairment in occupational or social functioning):
 - Extreme
Diseases: Amyotrophic Lateral ... Alzheimer's Disease, Bilateral ... Pseudobulbar #Affect #neurology ... #differential #diagnosis
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Differential Diagnosis ... optic neuropathy Bilateral ... to eye, Trauma Bilateral ... #bilateral #painful ... #causes #ophthalmology
Pupils: Localization in Coma
 • Small, Reactive pupils: Metabolic coma.
 • Unilateral Fixed, dilated pupil :
Unilateral Fixed ... • Bilateral, Large ... • Bilateral, midposition ... Localization #Coma #Neurology ... #differential #diagnosis
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
- Differential Diagnosis ... Stroke/lnfarct - Bilateral ... exposure) - Bilateral ... #Differential #Diagnosis ... #causes #ophthalmology
Bilateral Acute Vision Loss - Differential Diagnosis Algorithm

Complete/ Partial Homonymous Hemianopia
 • Infarct
 • Intracranial Hemorrhage
Bilateral Acute ... - Differential Diagnosis ... Hypoperfusion #Bilateral ... #Differential #Diagnosis ... Algorithm #Causes #Ophthalmology
Lateral Canthotomy - Procedure Instructions
1) Identify the lateral canthus.
Cleanse the area with antiseptic and anesthetize with
Lateral Canthotomy ... ) Identify the lateral ... across the lateral ... #Instructions #Management ... #Ophthalmology
Incomplete Spinal Cord Syndromes
Anterior Cord Syndrome:
 • Bilateral loss of motor, pain and temperature sensation below
Syndrome: • Bilateral ... Penetrating trauma or lateral ... SpinalCord #Syndromes #Diagnosis ... #Neurology
Lateral Canthotomy and Cantholysis 
Primary indications 
 - Decreased visual acuity 
 - Intraocular pressure >
Lateral Canthotomy ... Globe rupture #Lateral ... #Indications #Ophthalmology ... #Management
Argyll Robertson Pupil
Definition:
 - Irregular and small (1-2mm) pupil
 - Light-near dissociation (accommodation remains intact)
 -
intact) - Usually bilateral ... Robertson #Pupil #neurology ... #diagnosis #ophthalmology