9 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 ... #Embolus #Clinical ... #POCUS #Ocular
92F w acute painless monocular vision loss. What's the diagnosis?

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Central retinal artery occlusion (CRAO)! Retrobulbar "spot
Central retinal ... Retrobulbar "spot sign ... #Clinical #POCUS ... #OcularUS #CRAO ... #Embolus
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Central Retinal ... (CRAO) on Ocular ... intra-arterial spot sign ... #Ocular #POCUS ... clinical #ultrasound #ophthalmology
Transient Monocular Vision loss - Differential Diagnosis
Ischemia	
 - Large artery disease (atherothrombosis, embolus, dissection).
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atherothrombosis, embolus ... vein occlusion ... Ocular causes - ... floaters obscuring central ... Differential #Diagnosis #Ophthalmology
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... • Cardiogenic Embolism ... => Central Retinal ... pathophysiology #ophthalmology ... #diagnosis #signs
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
Stage 3: Severe/exudative ... Hard Exudates • Occlusion ... nerve fiber layer ... pathophysiology #ophthalmology ... #diagnosis #signs
Papilledema on Ocular POCUS

Eye, linear probe, optic nerve (ON) elevation >0.6 mm into globe (crescent sign)
Papilledema on Ocular ... probe, optic nerve ... globe (crescent sign ... 3mm posterior to retina ... #ultrasound #ophthalmology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
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and peripheral nerves ... gastrointestinal, and/or central ... Syndrome: - Ocular ... reactions, and vaso-occlusive ... purpura: strong sign
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 ... muscle weakness • Nerves ... Angiitis of the Central