A member asked:

My pr interval is very short at slow heart rate (90ms) but it prolongs to 150ms at faster heart rate. what causes this??

A doctor has provided 1 answer
Dr. Clarence Grim answered

Specializes in Endocrinology

EKG: Need to see EKG and you to figure it out. Discuss with your team.

Answered 2/24/2018

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Thank

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