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

78 yo M with sudden onset
Central retinal ... (CRAO). ... Positive "spot sign ... " on Ocular Ultrasound ... #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) ->
Valvular, arrhythmias ... supplying the macula ... retinal edema caused ... ophthalmology #diagnosis #signs ... #symptoms
Causes of Dizziness - Vertigo - Differential Diagnosis Algorithm
True Vertigo - Illusion of Rotary Movement
Peripheral Vestibular
vomiting, auditory symptoms ... Bone Fracture Central ... Imbalance, neurologic symptoms ... /signs, bidirectional ... Glomus Tumors - Vascular
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
Causes of Peripheral ... and Central Vertigo ... Vascular disorders ... Occlusion of posterior ... varying neurologic signs
Characteristics of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
 • Onset: Sudden
 • Intensity: Severe initially, often decreasing
Peripheral and Central ... or minutes with vascular ... causes, such as ... diagnosis #findings #signs ... #symptoms #comparison
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
narrowing and vascular ... hyalinization causes ... Hard Exudates • Occlusion ... ophthalmology #diagnosis #signs ... #symptoms #complications
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
Intraoperative Circulatory Embolus - Guidelines for Crises in Anaesthesia
Causes: thrombus, fat, amniotic fluid, air/gas.
Signs: hypotension, tachycardia,
in Anaesthesia Causes ... Signs: hypotension ... decreased ETCO2 Symptoms ... removal – consult vascular ... possible • If central
Emergent Causes of Headache and Associated Risk Factors
Carbon monoxide poisoning
 - Breathing in enclosed or confined
Emergent Causes ... with the same symptoms ... other collagen vascular ... Hypertension—severe - Previous vascular ... headache #redflags #signs