Guidelines published in the journal Nature Review: Neurology say brain imaging should not be used to diagnose chronic pain. Dr. Karen Davis of the Krembil Research Institute, who led the task force that developed the guidelines, says pain is subjective so only patients can provide the information.
An algorithm that analyzes facial expressions may be able to measure a person's pain level, according to a study in the Journal of Machine Learning Research. Researcher Dianbo Liu said some parts of the face can be very revealing, and significant movement around the nose and mouth were linked with higher self-reported pain scores.
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Psychological and behavioral therapies are important in chronic pain treatment plans, researcher Ravi Prasad of Stanford University said during a PAINWeek 2017 presentation. Studies show psychological factors can affect chronic pain, and Prasad said all pain can be influenced by psychological factors, but that does not mean all acute pain is psychogenic.
An injection of the developmental drug CNTX-4975 relieved knee osteoarthritis pain better than a placebo, according to a study presented at PAINWeek 2017. Average severe pain improved to zero to mild pain at 12 weeks following treatment.
Current opioid prescribing practices that tell practitioners to fear opioid medications create a climate in which "everyone seems vulnerable to some level of persecution," Stephen Ziegler, an associate professor of public policy at Purdue University, said during a keynote address at PAINWeek 2017. CDC guidelines that recommend non-opioid drug therapies for chronic pain ignore the reality that few alternatives are as effective or covered by reimbursement, Ziegler said.
A survey showed 50% of patients taking opioids for chronic pain said their physician had not talked with them about constipation as a side effect, and 32% had not discussed drug-to-drug interactions. The survey by Salix Pharmaceuticals and the US Pain Foundation found 51% of patients had experienced opioid-induced constipation for at least three years and 77% had OIC for a year or longer.
The Scientific Summit is the meeting for pain professionals across all disciplines that focuses on the theme Understanding Pain Mechanisms. This meeting provides a unique opportunity to take a deeper dive into pain and pain treatment mechanisms and will fully explore the theme through plenary lectures, focused symposia, poster sessions, and exhibits. Registration opens Oct. 16! Learn more.
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