11 results
Central Retinal Artery Occlusion: Pathogenesis and clinical findings
 • Inflammatory Disease: (i.e. GCA, SLE, GPA) ->
Artery Occlusion ... Valvular, arrhythmias ... -> Cherry-red spot ... #CRAO #pathophysiology ... ophthalmology #diagnosis #signs
Intrinsic Renal Disease - Differential Diagnosis
Vascular:
 • Macrovascular: Renal artery occlusion, Fibromuscular disease
 • Microvascular: TTP/HUS,
Disease - Differential ... Diagnosis Vascular ... artery occlusion ... #Disease #nephrology ... #differential #
Causes of Acute Kidney Injury ( AKI ) - Prerenal, Renal, and Postrenal

PRE-RENAL 
Impaired perfusion: 
•
Dehydration • Vascular ... occlusion RENAL ... vasculitis Acute tubular ... Postrenal #Failure #Differential ... #Nephrology
Chronic Hypertensive Retinopathy: Pathogenesis and clinical findings

Ophthalmic Artery Hypertension
Stage 1: Mild/vasoconstrictive
 • Acute and chronic vasospasm
narrowing and vascular ... Hard Exudates • Occlusion ... -> Cotton-wool Spots ... #Retinopathy #pathophysiology ... ophthalmology #diagnosis #signs
Common causes of Acute Kidney Injury AKI - Differential Diagnosis
HEMODYNAMIC
 • Cardiac failure: Impaired forward flow,
Kidney Injury AKI - Differential ... syndrome) • Vascular ... occlusion (e.g. ... , Lupus Acute Tubular ... #Diagnosis #nephrology
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 ... Behcet disease) Differential ... : Giant retinal ... diagnosis #management #signs
Causes of Peripheral and Central Vertigo
PERIPHERAL VERTIGO
1. Benign paroxysmal positional vertigo (BPPV) - Short-lived (typically less
vertigo (BPPV) - Short-lived ... Vascular disorders ... Occlusion of posterior ... varying neurologic signs ... Vertigo #Causes #differential
Vasculitis and Vasculitides - Differential Diagnosis Framework

When to Consider Vasculitis:
 • Purpura, ischemic skin lesions
 •
Vasculitides - Differential ... and bullous or vesicular ... ear disease Differential ... reactions, and vaso-occlusive ... purpura: strong sign
Vasculitis - Differential Diagnosis Framework

When to Consider Vasculitis:
• Purpura, ischemic skin lesions
• Mononeuritis multiplex
• Hematuria, proteinuria,
Vasculitis - Differential ... pulmonary and renal ... reactions, and vaso-occlusive ... purpura: Strong sign ... pulse deficits vascular
The Neurological Evaluation of a Comatose Patient

Definition:
 • Coma: a state of unresponsiveness; the absence of
consciousness Differential ... • Mutism Pathophysiology ... • Vestibulo-ocular ... • Examine for signs ... caseyalbin #PhysicalExam