Spierings, E.L.H.

migraine headache blood migraine headache carotid blood flow platelet arteriovenous anastomoses plasma carotid arteriovenou level blood flow change attack migraine attack ergotamine effect serotonin anastomoses circulation increase study artery decrease activity content carotid artery chapter microsphere attack-free interval cranial cranial circulation difference tissue anthony action release oxygen interval plasma levels saxena patient injection methysergide platelet serotonin content wolff phase tryptophan migraine aura depression attack-free excretion shunt distribution symptom table cortex jugular vein response fluid observation dihydroergotamine aggregation scotoma shunt fraction dura mater fraction vessel cerebrospinal fluid reaction headache phase absorption brain platelet release reaction administration neurokinin ml / min plasma serotonin level substance pressure