12 results
Central retinal artery occlusion (CRAO). Positive "spot sign" on Ocular Ultrasound

78 yo M with sudden onset
artery occlusion ... Positive "spot sign ... " on Ocular Ultrasound ... #Clinical #POCUS ... #Ocular #Ultrasound
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Artery Occlusion ... Pathogenesis and clinical ... Artery Occlusion ... supplying the macula ... #symptoms
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Artery Occlusion ... (CRAO) on Ocular ... occlusion (CRAO) ... #Occlusion #CRAO ... #clinical #ultrasound
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... Vascular disorders ... Occlusion of posterior ... inferior cerebellar artery ... varying neurologic signs
Pemberton's Sign - Thoracic Outlet Syndrome

The Pemberton maneuver is a physical examination tool used to demonstrate
as respiratory distress ... after approximately ... #PhysicalExam #Clinical ... #Video #SVC #Syndrome ... #Vascular #Thoracic
Acute Spinal Cord Injuries: Pathogenesis and clinical findings
 • Anterior Cord Syndrome -> Anterior spinal artery
Pathogenesis and clinical ... injury, often from vascular ... mimics complete • Central ... pathophysiology #signs ... #symptoms #msk
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
association • M > F Clinical ... and diplopia) • Vascular ... disease (SVC/IVC occlusion ... infarction, coronary artery ... diagnosis #management #signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Pathogenesis and clinical ... Ophthalmic Artery ... narrowing and vascular ... Hard Exudates • Occlusion ... #symptoms #complications
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
reactions, and vaso-occlusive ... purpura: Strong sign ... pulse deficits vascular ... Angiitis of the Central ... • Progressive symptoms
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Superficial temporal artery ... gastrointestinal, and/or central ... reactions, and vaso-occlusive ... Presentation - Systemic Symptoms ... purpura: strong sign