释义 |
heart rate variability test heart rate variability test A test that measures swings in heart rate over 24 hours via a Holter (portable EKG) monitor, identifying high-risk congestive heart failure patients. If heart rate variability is high, the prognosis is good; if low, therapy may be adjusted to reduce the risk of congestive heart failure.heart rate variability test Swing test Cardiology A test that measures swings in heart rate over 24 hrs via a portable EKG, identifying high-risk CHF Pts; if HRV is high, prognosis is good; if low, treatment is adjusted to prevent early demise. See Chaos theory. |