The Vascular System

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Arterial Supply to the Structures of Balance

• Posterior Circulation
• Labyrinth of the Inner Ear

Disruption of Blood Flow

• Ischemia
• Vertebrobasilar Insufficiency (VBI)
• Infarction
• Infarction of the Brainstem
• Lateral Medullary Syndrome (Wallenberg Syndrome)
• Lateral Pontomedullary Syndrome
• Infarction of the Cerebellum
• Infarction of the Labyrinth
• Hemorrhage

Blood Pressure

• What is Blood Pressure?
• Interpreting Blood Pressure Readings
• How Blood Pressure Can Affect Balance
• Orthostatic Hypotension
• Reduced Cardiac Output