University of Toronto EM Residency program director, Joel Yaphe and cardiovascular EM researcher, Clare Atzema discuss the guidelines, controversies, pearls & pitfalls of Asymptomatic Hypertension in the ED. The literature is thin in this area, and there are many controversies: Does an elevated BP measured in the ED represent true essential hypertension? Do these patients need to be worked up? Are they at risk of serious morbidity and mortality? Should we treat these patients in the ED with antihypertensives? Should we send them home on antihypertensives? and many more......