Types
Acute single episode- mening, enceph, malaria, SAH, sinusitis, inj.
Acute recurr attacks with full recov btw- mig, cluster (unilat and lacrimat).
Subacute onset esp in eld- temporal arteritis.
Chronic- tension, RICP, analgesia induced eg codeine, pagets.
Temporal arteritis
Subacute onset headache with raised ESR.
Red flags
Vis distrub, photophobia, jaw claudication New, persis, unexpl in over 50 or under 10. Early morning esp if wakes. Assoc with posture. Vomiting. Alt personality. Neurol deficit. Recent head inj. Imm supp, hx of malig.
Migraine
-px-
4-72 hr, NV, photophobia, unilat, pulsating.
-triggers-
Choc, alc, orgasm, cheese, OCP, exercise.
-tx-
NSAIDs eg asp, triptans (5HT1 agonists), ergotamine.
Cluster
Trigeminal neuralgia
Tx- carbamaxepine, lamotrigine, phenytoin, gabapentin, surg.
Tension
Px- bilat, non pulsatile, musc tend ove scalp.
Tx- stress eg massage, antiD.