Refractory migraine diagnostic criteria proposed

The American Headache Society has proposed a definition and diagnostic criteria to help physicians deal with the growing number of patients presenting with refractory migraine, Dr. Elliott A. Schulman said at its annual meeting. “[Refractory migraine] is out there, we just haven't defined it,” said Dr. Schulman, noting that the incidence is probably 10%—50% of cases seen in practice. By setting a definition, patients who need greater care can be identified early, a standard of care can be established, the epidemiology can be studied and clarified, and candidates for novel treatments can be identified for clinical trials, he said....