|Regions of the cerebral cortex associated with pain. (Photo credit: Wikipedia)|
Excerpt from NEJM Blog:
"The moment we find a useful biomarker, our ability to manage a condition improves: we treat diabetes by following the glycemic index, we treat HIV by following a viral load and a CD4 count. Conditions without biomarkers often frustrate treatment – after all, like the business adage – “you can’t manage what you don’t measure.” Although some diseases fall into this category, frustratingly, so does the symptom of pain. This week’s NEJM reports on a biomarker – specifically a neurologic signature through the use of functional MRI – with the hope that a method to objectively measure pain will allow for titration of medications to achieve effective symptomatic relief in the distressed patient."
Read full article here.