7 results
Central Retinal Artery Occlusion (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Central Retinal ... Artery Occlusion ... CRAO) on Ocular POCUS ... intra-arterial spot sign ... clinical #ultrasound #ophthalmology
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
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
lesions of the central ... Lack of UMN/LMN signs ... • Autoimmune: Inclusion ... polymyositis, inclusion ... Differential #Diagnosis #neurology
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
and peripheral nerves ... gastrointestinal, and/or central ... reactions, and vaso-occlusive ... purpura: strong sign ... Nerves -> mononeuritis
Behçet's Syndrome
Systemic disease associated with inflammation of multiple organs, small-vessel vasculitis and large-vessel vasculopathy
Epidemiology:
 • Young
vasculitis) • ... skin injury) • Neurologic ... disease (SVC/IVC occlusion ... inhibitors • Uveitis- Ophthalmology ... diagnosis #management #signs
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
Photophobia and Headache - Differential Diagnosis Framework

Why?
• The coexistence of photophobia and headache suggests the potential
meningeal irritation signs ... headache • CNS Vasculitis ... the trigeminal nerve ... differential #diagnosis #ophthalmology ... #Neurology