Trigeminal neuralgia Flashcards
1
Q
Define trigeminal neuralgia
A
Neuralgia involving 1+ branches of the trigeminal nerves, often causing severe pain
2
Q
Aetiology of trigeminal neuralgia
A
Due to compression of trigeminal nerve by loop pf artery or vein
(5-10% due to tumours, MS, skull base abnormalities)
3
Q
Risk factors/triggers of trigeminal neuralgia
5
A
Vibration Skin contact Brushing teeth Oral intake Exposure to wind
4
Q
Epidemiology of trigeminal neuralgia
gender & age
A
More common in females
Prevalence increases with age (50-60 yrs peak)
5
Q
Presenting symptoms & signs of trigeminal neuralgia
5 & 2
A
Pain - Sudden Unilateral Brief (secs to mins) Stabbing (“shock-like”) Recurrent
Periods of remission vary
Some experience preceding symptoms (e.g numbness, tingling)
6
Q
Investigations for trigeminal neuralgia
A
Diagnosis is clinical
