Diagnostic and Prognostic Biomarkers for High-impact Chronic Pain: Development and Validation

Inclusion Criteria:

   - 1) Inclusion criteria: Adults (18-80 years; ~64% female expected based on clinic
   distribution) with chronic MSP as categorized by the World Health Organization (WHO).

Exclusion Criteria:

   - 1) Chronic musculoskeletal pain (MSP) explained by inflammatory disease (e.g.,
   rheumatoid arthritis, lupus) or CP with a primary diagnosis other than chronic MSP
   (e.g., neuropathic pain), (2) significant cognitive impairment, (3) MRI
   contraindication, (4) medical or psychiatric problems interfering with the study, (5)
   current medicolegal factors (e.g., open disability claim), (6) plans for surgery
   during the study, (7) pregnancy and (8) Children under the age of 18 will not be
   included in the study.