10 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 (CRAO) on Ocular POCUS

This patient is likely presented with painless vision loss.
Central Retinal ... (CRAO) on Ocular ... intra-arterial spot sign ... #CRAO #Ocular # ... POCUS #clinical #ultrasound
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Central Retinal ... Valvular, arrhythmias ... supplying the macula ... ophthalmology #diagnosis #signs ... #symptoms
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Peripheral and Central ... CENTRAL VERTIGO ... Vascular disorders ... Occlusion of posterior ... varying neurologic signs
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
lesions of the central ... Lack of UMN/LMN signs ... necrotizing myopathy • Autoimmune ... myositis • Genetic: Muscular ... myopathies, the muscular
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 ... Glucocorticoids 5-ASA ... diagnosis #management #signs ... #symptoms #rheumatology
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 ... Skin lesions (red macules
Posterior Reversible Encephalopathy Syndrome (PRES) Overview

Clinico-Radiological Syndrome, characterized by:
 • Headache
 • Seizures
 • Altered mental
Seizures • Altered mental ... /Sepsis/Shock, Autoimmune ... Neurological symptoms ... cortical lesions • Vascular ... circulation: MCA ACA
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
gastrointestinal, and/or central ... reactions, and vaso-occlusive ... Presentation - Systemic Symptoms ... purpura: strong sign ... LFT • ESR • ANA
Autoimmune Myositis - Differential Diagnosis Framework

Inflammatory Myopathies: Commonly symmetric proximal muscle weakness, no substantial muscle pain
Autoimmune Myositis ... papules and Gottron sign ... ) • Shawl sign ... phenomenon INCLUSION ... muscle disease/muscular