19 results
Central Retinal Vein Occlusion (CRVO)
Clinical:
 • Sudden, painless, monocular loss of vision 
 • "Blood and
exam Management ... : • Ophthalmology ... Occlusion #CRVO #Diagnosis ... #Clinical #Fundoscopy ... #Ophthalmology
Approach to an Eye Exam

1. History
2. Obvious Physical Trauma
3. Initial Assessment
  A. Visual Acuity
Approach to an Eye Exam ... Visual Acuity ... Slit Lamp Exam ( ... Fundoscopy A. ... EyeExamination #Approach #Ophthalmology
Snellen Chart for Mobile - Should be held at arm's length -  Note this has
LIMITED accuracy #Diagnosis ... #Ophthalmology ... Mobile #Visual #Acuity ... #Exam
Shock - Differential Diagnosis Framework
MAP = CO x SVR
Hypovolemic (↓ Intravascular volume):
 • Hemorrhage, dehydration due
- Differential Diagnosis ... SVR, ↓ PCWP • Exam ... heart failure, acute ... anaphylaxis, release syndrome ... #Differential #Diagnosis
Horner's Syndrome on Physical Exam

A 75yoF was referred in for facial swelling and eyelid changes 1
Horner's Syndrome ... on Physical Exam ... consistent with a diagnosis ... of Horner's syndrome ... clinical #video #ophthalmology
Causes of Anterior Uveitis - Differential Diagnosis
Anterior Uveitis - 90% of cases of Uveitis
 • Inflammation
- Differential Diagnosis ... Posner-Schlossman Syndrome ... Lymphoma Pearl: Acute ... #Differential #Diagnosis ... #Causes #ophthalmology
Anterior ischemic optic neuropathy (AION) - Recognition of giant cell arteritis (GCA)

1) Is visual loss caused
Definition: acute ... altitudinal defect • Fundoscopy ... #Rheumatology #Ophthalmology ... #Diagnosis #Algorithm
Mydriasis and Miosis - Differential Diagnosis Framework

Causes of Mydriasis:
Dilated pupils (mydriasis) more than 7mm
 • Unilateral
- Differential Diagnosis ... herniation (Comatose), Acute ... Miosis: Horner's syndrome ... #differential #diagnosis ... #ophthalmology
Signs and Symptoms Associated With Different Headache Etiologies
 • Nonfocal mental status changes - Meningitis, encephalitis,
vasoconstriction syndrome ... pulsations on funduscopy ... thrombosis • Acute ... vasoconstriction syndrome ... #differential #diagnosis
Cauda Equina Syndrome Overview

Cauda Equina Syndrome:
 • Prevalence: 1:33,000-100,000 ppl/yr
 • Incidence: 1.5-3.4 million ppl/yr
 •
Cauda Equina Syndrome ... spine • MCC- acute ... Differential Diagnosis ... Diastematomyelia Physical Exam ... #differential #diagnosis