Neuro part 2 Flashcards
describe a migraine
unilateral throbbing worse with movement at least 2 of photophobia, phobophobia, osmophobia or nausea 4-72 hours
acute migraine treatment
NSAIDs/paracetamol + oral triptan
consider nasal triptan in aged 12-17
acute migraine treatment in pregnancy
paracetamol 1st line (NSAIDs can be used 2nd line in 1st and 2nd trim)
treatment acute migraine if 1st line not working
non-oral preparation of metoclopramide or prochlorperazine + non-oral NSAID or triptan
side effect of metoclopramide
acute dystonic reaction
when are triptans CI
CVD
1st line migraine prophylaxis
propranolol
2nd line migraine prophylaxis
topiramate - teratogenic and reduces efficacy of hormonal contraceptive
tx menstrual migraine
triptan in acute setting
mefenamic acid or aspirin + paracetamol + caffeine
tension headache treatment
paracetamol / NSAID / aspirin
how many cluster headahce for diagnosis
at least 5 attacks for diagnosis
describe cluster headache
severe unilateral headache around the orbit with ipsilateral autonomic symptoms
multiple attacks most days over 1-3 month period
tx acute attack cluster headache
100% O2 + triptan SC
cluster headache prophylaxis
verapamil
tx paroxysmal hemicrania continua
indomethacin
describe medication overuse headache
someone who was experiencing episodic headaches so began regularly using analgesics and headache has now become chronic
tx medication overuse headache caused by simple analgesia/triptans
stop abruptly
tx medication overuse headache cause by opioid
withdraw gradually
tx trigeminal neuralgia
carbamazepine
facial nerve palsy UMN vs LMN
UMN: preservation of forehead wrinkling.
LMN: loss of forehead wrinkling on affected side. (forehead affected)
bells palsy UMN or LMN
LMN
tx bells palsy
if < 72 hours - 60mg prednisolone for 5 days
dx of sleep disorders
history and overnight sleep studies
non-REM sleep disorder - sleep paralysis - treatment if troublesome
clonazepam
dx of narcolepsy
multiple sleep latency test EEG
+ overnight sleep studies
tx day time somnolence in narcolepsy and night time cataplexy
modafinil
sodium oxybate
short term treatment insomnia
zopiclone
stroke: TACI
All three of the following:
• Unilateral weakness +/- sensory loss of face, arm or leg.
• Homonymous hemianopia.
• Higher cerebral dysfunction: dysphasia, visuospatial problems.
stroke: PACI
Two of the following present:
• Unilateral weakness +/- sensory loss of face, arm of leg.
• Homonymous hemianopia.
• Higher cerebral dysfunction: dysphasia, visuospatial problems
stroke: POCI
One of the following is present: • Isolated homonymous hemianopia. • Cerebellar or brainstem syndromes (ataxia, facial weakness, Nystagmus, diplopia). • Loss of consciousness
stroke: LACI
One of the following: • Purely sensory stroke. • Ataxic hemiparesis. • Unilateral weakness +/- sensory symptoms in face, arms or legs. High association with hypertension
vessels involved in TACI
anterior and middle cerebral
vessels involved in PACI
anterior or middle cerebral
vessels involved in POCI
vertebral basilar arteries
vessels involved in LACI
multiple small vessel infarcts in basal ganglia and thalamus and internal capsule
All three of the following:
• Unilateral weakness +/- sensory loss of face, arm or leg.
• Homonymous hemianopia.
• Higher cerebral dysfunction: dysphasia, visuospatial problems.
TACI
Two of the following present:
• Unilateral weakness +/- sensory loss of face, arm of leg.
• Homonymous hemianopia.
• Higher cerebral dysfunction: dysphasia, visuospatial problems
PACI
One of the following is present: • Isolated homonymous hemianopia. • Cerebellar or brainstem syndromes (ataxia, facial weakness, Nystagmus, diplopia). • Loss of consciousness
POCI
One of the following: • Purely sensory stroke. • Ataxic hemiparesis. • Unilateral weakness +/- sensory symptoms in face, arms or legs. High association with hypertension
LACI
clinical presentation of a stroke involving the ACA
Contra lateral weakness and sensory loss (hemiparesis), lower limb > upper limb