Epidemiology of Physician-Diagnosed Neuropathic Pain in Brazil

Estimate the prevalence of neuropathic pain (NeP) among chronic pain patients attending Brazilian hospitals and pain clinics in São Paulo, Ceara, and Bahia and explore the clinical characteristics of six principal subtypes. Physicians used Douleur Neuropathique-4 and exam to diagnose NeP in patients reporting chronic pain for ≥3 months (n=2,118). They also reported NeP subtype(s) and symptoms. Diagnosed patients completed a questionnaire that...