Decreased nociceptive flexion reflex threshold in chronic tension-type headache.


OBJECTIVE To study nociceptive processing in chronic tension-type headache. DESIGN Survey of the threshold for the nociceptive flexion reflex obtained by sural nerve stimulation in a convenience sample of 40 patients with chronic tension-type headache and in 29 sex- and age-matched healthy subjects. Muscular response was recorded from the biceps femoris… (More)


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