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OBJECTIVE The medullary R2 response of the blink reflex can be elicited by innocuous and noxious stimuli. The purpose of this study was to elicit a nociception specific R2 response with a new surface electrode. METHODS In 10 healthy subjects the blink reflex was elicited using a standard (10-15 mA) and a new concentric surface electrode type (0.6-1.6 mA)(More)
We present a series of seven migraine patients with typical features of a migraine attack without aura, but atypical pain localization in the face in one or both of the lower two distributions of the trigeminal nerve (V2 and V3). All of them responded well to triptans. Three patients responded to preventive treatment for migraine with beta-blockers (n = 2)(More)
Brainstem-mediated antinociceptive inhibitory reflexes of the temporalis muscle were investigated in 82 patients (47 F, 35 M, mean age 28.3 years, SD 9.4) with acute posttraumatic headache (PH) following whiplash injury but without neurological deficits, bone injury of the cervical spine or a combined direct head trauma on average 5 days after the(More)