Within the last 2 years, major guidelines have been issued from US-based and European organizations that differ in their recommendations for the diagnosis and treatment of hypertension. Experts from both sides of the Atlantic—Paul Whelton, MD, from the United States (Tulane University, New Orleans, Louisiana) and Bryan Williams, MD, from Europe (University College London in England)—discuss the similarities and differences in these guidelines and the basis for the differences. They were interviewed by JAMA editors Greg Curfman, MD, and Ed Livingston, MD.
