Headache Flashcards
What are things to ask about in regards to a headache?
Onset/Peak Relieving factors Exacerbating factors Assoc. features Demographics
What are red flags for headaches?
New onset headache >55 Known/previous malignancy Immuno-suppressed Early morning headache Exacerbation by valsalva (coughing/sneezing which raise ICP)
What is released in response to stress?
Serotonin
What chemical irritates nerves and blood vessels resulting in pain?
Substance P
What are 3 types of visual aura?
Central scotomata (blurred portion) Central fortification (weird lines) Hemianopic loss (half is lost)
What are triggers?
Sleep Dietary Stress Hormonal Physical exertion
What drugs are good treatment for headaches?
NSAIDs
+/- anti-emetic
What are triptans?
5HT agonist
When would you consider Prophylaxis?
3+ attacks a month or very severe
How long must each dose of prophylaxis be trialed at?
minimum of 4 months
What drug reduces the frequency of migraines by 60-80%?
Propranolol
Avoid in asthma, PVD heart failure.
What are side effects for Topiramate (Carbonic anhydrase inhibitor)
Weight loss
Paraesthesia
Impaired concentration
Enzyme inducer
What other drugs can help treat migraines?
Amitriptyline
Gabapentin
Pizotifen
Sodium valporate
What are the Ipsilateral Cranial Autonomic features?
Ptosis Miosis Nasal stuffiness Nausea/Vomiting Tearing Eye lid oedema
What are the 4 main types of TCA?
Cluster
Paroxysmal hemicrania
Hemicrania continua
SUNCT