Benign paroxysmal positional vertigo Flashcards
1
Q
What is it
A
one of the most common causes of vertigo encountered.
It is characterised by the sudden onset of dizziness and vertigo triggered by changes in head position
2
Q
average age of onset
A
55 years
3
Q
features
A
vertigo triggered by change in head position (e.g. rolling over in bed or gazing upwards)
may be associated with nausea
each episode typically lasts 10-20 seconds
positive Dix-Hallpike manoeuvre, indicated by:
-patient experiences vertigo
-rotatory nystagmus
4
Q
prognosis
A
good
resolves spontaneously after a few weeks t months
5
Q
how is symptom relief gained?
A
Epley manoeuvre
6
Q
Medication?
A
betahistine but has little value
7
Q
recurrence
A
3-5 years after diagnosis usually
