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

78 yo M with sudden onset
Central retinal ... artery occlusion ... Positive "spot sign ... " on Ocular Ultrasound ... Embolus #Clinical #POCUS
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Artery Occlusion ... intra-arterial spot sign ... artery occlusion ... #Artery #Occlusion ... #ophthalmology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Ophthalmic Artery ... Stage 3: Severe/exudative ... Hard Exudates • Occlusion ... pathophysiology #ophthalmology ... #diagnosis #signs
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and peripheral nerves ... Superficial temporal artery ... reactions, and vaso-occlusive ... purpura: strong sign ... Nerves -> mononeuritis
Papilledema on Ocular POCUS

Eye, linear probe, optic nerve (ON) elevation >0.6 mm into globe (crescent sign)
linear probe, optic nerve ... globe (crescent sign ... 3mm posterior to retina ... #clinical #ultrasound ... #ophthalmology
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
vasculitis) • ... disease (SVC/IVC occlusion ... infarction, coronary artery ... inhibitors • Uveitis- Ophthalmology ... diagnosis #management #signs
Bear Paw Sign of Xanthogranulomatous Pyelonephritis on POCUS

Adult female with right flank pain, fever, leukocytosis, soft
Pyelonephritis on POCUS ... video. ? ... Underwent nephrectomy after ... #POCUS #clinical ... #ultrasound #renal
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
pulmonary and renal ... reactions, and vaso-occlusive ... purpura: Strong sign ... Superficial temporal artery ... muscle weakness • Nerves