to know the common causes of vertigo to know how of perform a dix-hallpike manoeuvre to know how to...
TRANSCRIPT
To know the common causes of vertigo
To know how of perform a Dix-Hallpike manoeuvre
To know how to perform an Epley manoeuvre
The Hallucination of movement
The cardinal symptom of disease of the vestibular system
3 major inputs Visual input. (70% balance) Proprioception (15% balance) Vestibular System (15% balance) Coordinated in the brainstem and with
additional cerebellar input maintains balance.
Peripheral causes Benign Paroxysmal Positional Vertigo Menieres Disease Acute Vestibular Failure
Central causes MS CVA Migraine Tumour
Very short episodes of vertigo – 10 seconds
Precipitated by head movement Often turning over in bed
Complete recovery between episodes Most cases resolve in 3 months Dix-Hallpike Epley
80% successful with first attempt Excellent Patient UK PILS
Vertigo – 5 minutes to 24 hoursAssociated tinnitus and hearing lossNeed an audiogramMRI often requiredMedical management successful in
80% Betahistine 16mg tds Thiazide diuretics
Vertigo for > 24 hours Nausea +/- vomiting No associated symptoms Vestibular sedatives effective in the
short term - avoid for longer than a week
Rehabilitation Encourage movements that provoke
vertigo Stop long term vestibular sedatives