Flashcards in Headaches Deck (51)
Is a rapid onset headache typically concerning?
What can cause a rapid onset headache?
How is a sub-arachnoid haemorrhage often described?
‘Worst ever headache’
Where in the head does a headache caused by a sub-arachnoid haemorrhage typically occur?
How does a sub-arachnoid haemorrhage affect consciousness?
What can a sub-arachnoid haemorrhage cause within the cranium?
What are some signs of raised ICP that can be seen in GP?
Papilloedema on fundoscopy
History of nausea and vomiting
Double vision (diplopia)
Why does raised ICP cause double vision?
Raised ICP disproportionately affects the VI cranial nerve
Why does ICP disproportionately affect the VI cranial nerve?
Because it has the longest intracranial course
What is the name of the VI cranial nerve?
What muscle is innervated by the abducens?
What other symptoms accompany meningitis?
Purpuric, non-blanching rash
What other symptoms accompany encephalitis?
How should suspected encephalitis be investigated?
Urgent CT scan
What can cause a gradual onset headache?
Venous sinus thrombosis
What sign may suggest venous sinus thrombosis?
What can make sinusitis pain worse?
How is a headache caused by sinusitis described?
Dull, constant headache in the distribution of the nasal sinuses
What does palpation of the area over inflamed sinuses elicit?
Why might a tropical infection be a suspected cause of a headache?
A travel history with accompanying flu-like symptoms
What tropical infection can cause headaches?
What can cause intra-cranial hypotension?
CSF leakage (possibly due to lumbar puncture)
When is a headache due to intracranial hypotension worse?
When standing up
What do recurrent (not ongoing) headaches typically suggest?
What can cause recurrent headaches?
How does a cluster headache present?
The most disabling of primary headaches
Pain around the eye
What can be used to treat cluster headaches?
100% O₂ for ~15 mins through non-rebreath mask
How does trigeminal neuralgia present?
Typically affects maxillary and mandibular divisions
How do migraines typically present?
Preceded by an aura
Followed within 1 hr by unilateral throbbing headache