Headache Flashcards
Which intracranial structures are not sensitive to pain?
brain
ependymal lining
choroid plexus
much of dura and pia-arachnoid over hemispheres
What are the most pain sensitive intracranial structures?
- proximal portions of the large cerebral arteries at the base of the brain
- venous sinuses
- large cerebral veins
What are the most common causes of headache in peds?
URTI
Migraine
Post-traumatic
Tension-type
What are Vascular causes of of headache?
- febrile illness
- migraine
- systemic hypertension
- hypoxia
- caffeine withdrawal Wha
What are the Muscular causes of headache?
Tension
What are the Inflammatory causes of headache?
- intracranial infection (meningitis, encephalitis, brain abscess)
- pharyngitis
- URTI
- dental infection
- sinus infection
- retroorbital cellulitis/abscess
What are the traction/compression causes of headache?
- brain tumour
- intracranial hemorrhage
- increased ICP
- brain abscess
- LP
- Arterial dissection
What are the symptoms of arterial dissection? (vertebral)
may have headache for hours-days before developing neuro deficits
- neck pain and severe occipital headache that ofcurs after minor trauma to the neck, followed by onset of ataxia, nystagmus and unliateral weakness
What is the classic presentation of pseudotumour cerebri?
adolescent, overweight female
severe, unrelenting headache that may gradually worsen
**newly blurry vision
What are the characteristic findings on history of brain tumour?
- Nocturnal headache or pain onn arising in the morning
- worsening over time
- associated with vomiting, especially if vomiting progressively worse
- Behavioural changes
- polydipsia/polyuria (craniopharyngioma)
- History of probable neurologic deficits (ataxia, clumsiness, blurred vision or diplopia)
What are the criteria for diagnosis of migraine?
A- 5 attack that fulfills criteria B-C
B- Headache lasting 1-72hrs
C- Two of the following features:
- Unilateral or bilateral Frontotemporal headache
- Pulsating
- Increase by or causing avoidance of routine physical activity
- Moderate to severe.
D- One of the following:
- Nausea and /or Vomiting
- Photphobia and phonophobia
E- Not attributed to any other cause
Subtypes of migraines (not just with aura)
- Abdominal migraine (cyclic vomiting)
- Hemiplegic migraine
- Dysphasic
- Migraine with brainstem aura (basilar-type migraine)
- Syndrome of transient headache and neurologic deficits with CSF lymphocytosis
- Childhood periodic syndromes