A member asked:

What should the ecg tracing of mat (multifocal atrial tachycardia) look like?

3 doctors weighed in across 2 answers

Typically : To be classified as mat there needs to be 3 different P wave morphologies.

Answered 2/18/2015

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Dr. Arthur Heller answered

Specializes in Gastroenterology

Irregular : Rate > 100, irregular p-p intervals, at least 3 different looking p waves, organized atrial electrical activity.

Answered 9/30/2012

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