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Dizziness". Presyncopal faintnessLoss of balanceLight-headednessPsychologic disordersVestibular disease. Vestibular Labyrinth. 3 semicircular canalsrotational movementcupula2 otolithic organs - utricle
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1. Medical Management of Vestibular Disorders and Vestibular Rehabilitation Kevin Katzenmeyer, MD
Jeffery Vrabec, MD
April 12, 2000
2. “Dizziness” Presyncopal faintness
Loss of balance
Light-headedness
Psychologic disorders
Vestibular disease
3. Vestibular Labyrinth 3 semicircular canals
rotational movement
cupula
2 otolithic organs - utricle & saccule
linear acceleration
macula
4. Balance Vestibular system
Visual system - VOR
Proprioceptive system - VSR
5. Associated Systems Vestibular & Visceral systems
nucleus of solitary tract
rostral ventrolateral medullary reticular formation
parabrachial nucleus
brainstem sympathetic output
neuroendocrine regions of hypothalamus
limbic regions of forebrain
6. Medical Treatment No ideal drug
Symptomatic tx
control acute sx
Specific tx
target underlying cause
7. Neurophysiological Model