25 results
Vision Loss - Differential Diagnosis
Chronic: 
  - Cornea: Scarring, Edema
  - Lens: Cataracts
degeneration - Retina ... Lens Dislocation, Retinal ... Stroke/lnfarct - Bilateral ... exposure) - Bilateral ... Differential #Diagnosis #causes
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
Diagnosis Framework Causes ... Mydriasis • Bilateral ... Hypothermia Causes ... CVA, Syphilis (Argyll ... ophthalmology #causes
Floaters - Differential Diagnosis Framework

What?
Vitreous Floaters:
• Microscopic collagen fibers within the vitreous that tend to clump
shadows on the retina ... suggestive of retinal ... floaters: • Myopia ... colored lights, bilateral ... hypotension - bilateral
Blurry Vision - Differential Diagnosis Framework

Anatomical Approach to Eye Disease:
1. Lids/Lashes
2. Extraocular Muscles/Motility
3. Conjunctiva/Sclera
4. Cornea
5. Anterior
Retina 11. ... nerve swelling Retina ... Optic Chiasm Lateral ... Concussion Other Causes ... ophthalmology #causes
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
Causes of Anterior ... vitreous humor, and retina ... Sarcoid, JIA Bilateral ... TINU syndrome (w/ renal ... Differential #Diagnosis #Causes
Differential Diagnosis for Vision Loss
Unilateral, Painful Vision Loss:
 • Corneal abrasion, Acute angle-closure glaucoma, Inflammation-iritis, uveitis,
Vision Loss: • Retinal ... or hemorrhage, Retinal ... optic neuropathy Bilateral ... to eye, Trauma Bilateral ... differential #diagnosis #causes
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Causes of Secondary ... Testing Common causes ... Tests to evaluate cause ... abdominal CT, Bilateral ... agent Uncommon causes
Primary and Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Primary (Essential) (95%) - Onset between age
and Secondary Causes ... Hypertension Secondary Causes ... Medications - Renal ... unilateral and bilateral ... Diagnosis #Algorithm #causes
Ultrasound-Guided Regional Nerve Blocks in Emergency Medicine: Interscalene Brachial Plexus Nerve Block
Uses in the Emergency Department:
Ultrasound-Guided Regional ... Plexus Nerve Block Uses ... repair at the lateral
Secondary Causes of Hypertension - Differential Diagnosis Algorithm
Hypertension - BP > 140/90 (>130/80 for DM)
Hypertensive urgency
Secondary Causes ... multi-drug resistance) Renal ... Liddle's syndrome • Bilateral ... withdrawal Anatomic Causes ... RAS Metabolic Causes