1. Use of calipers to assess heart rhythm
Use of calipers to assess heart rhythm. Note that once the R-R interval is obtained the calipers are simply “marched out” across the tops of the remaining R waves. This ECG reflects a grossly irregular rhythm. (Used with permission from J. Huff, ECG Workout: Exercises in Arrhythmia Interpretation, 3rd ed., Lippincott Williams & Wilkins, 1997.)
Source: Chapter 11. Electrocardiography, Cardiovascular and Pulmonary Physical Therapy: An Evidence-Based Approach, 2e
Citation: DeTurk WE, Cahalin LP. Cardiovascular and Pulmonary Physical Therapy: An Evidence-Based Approach, 2e; 2011 Available at: Accessed: November 01, 2017
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