https://www.selleckchem.com/pr....oducts/ly2109761.htm
Of patients with Parkinson's disease (PD), 30% to 85% report pain. However, mechanisms underlying this pain remain unclear. In line with known neuroanatomical impairments, we hypothesized that pain in PD is caused by alterations in emotional-motivational as opposed to sensory-discriminative pain processing and that dopamine recovers the capacity for endogenous emotional-motivational pain modulation in patients with PD. A total of 20 patients with PD played a random reward paradigm with painful heat stimuli in addition to assessments o
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