Abstract:
:The painful sensations produced by a laceration, freeze, burn, muscle strain or internal injury are readily distinguishable because each is characterized by a particular sensory quality such as sharp, aching, burning or prickling. We propose that there are specific neural correlates of each pain quality, and here we used a new functional magnetic resonance imaging (fMRI) method to identify time-locked responses to prickle sensations that were evoked by noxious cold stimuli. With percept-related fMRI, we identified prickle-related brain activations in the anterior cingulate cortex (ACC), insula, secondary somatosensory cortex (S2), prefrontal cortex (PFC), premotor cortex (PMC), caudate nucleus and dorsomedial thalamus, indicating that multiple pain, sensory and motor areas act together to produce the prickle sensation.
journal_name
Nat Neuroscijournal_title
Nature neuroscienceauthors
Davis KD,Pope GE,Crawley AP,Mikulis DJdoi
10.1038/nn955subject
Has Abstractpub_date
2002-11-01 00:00:00pages
1121-2issue
11eissn
1097-6256issn
1546-1726pii
nn955journal_volume
5pub_type
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