OverviewAn EKG is an external electronic monitoring device which gives an immediate and continuous readout of the beating of the heart.
Update Date 10/29/2013
Updated by: Joseph V. Campellone, M.D., Department of Neurology, Cooper University Hospital, Camden, NJ. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.