8 results
Bell's Phenomenon on Physical Exam

Carles Bell realized that when trying to close the eye on the
Physical Exam Carles ... #Phenomenon #Sign ... #clinical #video ... #PhysicalExam #ophthalmology ... #neurology
Diplopia - Double Vision - Differential Diagnosis Algorithm
Clinical Pearls:
 • Diplopia is almost always binocular.
 •
Neurologic ... a mass as the cause ... a diagnosis of exclusion ... Diagnosis #Algorithm #Causes ... #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
retinal edema caused ... by ischemia results ... #CRAO #pathophysiology ... #ophthalmology ... #diagnosis #signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Hard Exudates • Occlusion ... fluffy white ischemic ... #Retinopathy #pathophysiology ... #ophthalmology ... #diagnosis #signs
Features of a Sickle Cell Crisis 
Sickle-cell disease - an autosomal recessive blood disorder.
Characterized by red
Crises can be precipitated ... The underlying pathophysiology ... exist): 1) Vaso-ocdusion ... capillaries leading to ischaemia ... Crisis #Features #Signs
Leukostasis vs Tumor Lysis Syndrome
Leukostasis:
 • Pathophysiology: Large, immature blasts and high WBC count cause hyperviscosity
Leukostasis: • Pathophysiology ... high WBC count cause ... AKI, acute limb ischemia ... WBC >100k, + lab signs ... Lysis of tumor cells
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
skin injury) • Neurologic ... disease (SVC/IVC occlusion ... retinal tears, Ischemia ... inhibitors • Uveitis- Ophthalmology ... diagnosis #management #signs
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
reactions, and vaso-occlusive ... purpura: Strong sign ... affects the skin, neurologic ... cognitive impairment, neurologic ... tract, and often causes