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

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

This patient is likely presented with painless vision loss.
Artery Occlusion ... (CRAO) on Ocular ... intra-arterial spot sign ... occlusion (CRAO) ... #Occlusion #CRAO
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
Causes of Dizziness ... Bone Fracture Central ... /signs, bidirectional ... Glomus Tumors - Vascular ... • Basilar Artery
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... Vascular disorders ... Occlusion of posterior ... inferior cerebellar artery ... varying neurologic signs
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
and diplopia) • Vascular ... disease (SVC/IVC occlusion ... infarction, coronary artery ... diagnosis #management #signs ... #symptoms #rheumatology
Rheumatoid Arthritis - Signs and Symptoms
 • Ocular: Keratoconjunctivitis sicca, Episcleritis, Scleritis, Scleromalacia perforans
 • Pulmonary:
- Signs and Symptoms ... Rheumatoid nodules, Vascular ... Mononeuritis multiplex • Vascular ... Cardiac: Coronary artery ... #RA #Signs #Symptoms
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Ophthalmic Artery ... narrowing and vascular ... Hard Exudates • Occlusion ... ophthalmology #diagnosis #signs ... #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 ... tract, and often causes ... Skin lesions (red macules
Vasculitis and Vasculitides - Differential Diagnosis Framework

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