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A question on supraventricular tachycardia- svt. At how rate is a fast heart rate deadly?

1 doctor weighed in
Dr. Michael Zevitz
Internal Medicine - Cardiology

In brief: Good question

On average, heart rates over 180 are potentially fatal.
Heart rates under 160 are usually not fatal, but they can be serious. The faster the heart rate in svt, the less blood fills the heart and the less blood is pumped to the rest of the body.

In brief: Good question

On average, heart rates over 180 are potentially fatal.
Heart rates under 160 are usually not fatal, but they can be serious. The faster the heart rate in svt, the less blood fills the heart and the less blood is pumped to the rest of the body.
Dr. Michael Zevitz
Dr. Michael Zevitz
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