A member asked:

Do sinus tach respond to vagal manoeuvres, or only svts?

A doctor has provided 1 answer

See below.: With sinus tachy, a vagal maneuver will cause the HR to slow gradually. With release, the HR will gradually return to its original rate. With SVT, vagal stimulation will not slow the HR unless is suddenly breaks to normal rhythm. The rate then suddenly drops from, say 170, to

Answered 2/14/2019

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