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Multifocal Atrial Tachycardia (MAT) on EKG • Heart rate > 100 bpm (usually 100-150 bpm) • Irregularly irregular rhythm with varying PP, PR and RR intervals • At-least 3 distinct P-wave morphologies in the same lead By Usama Nasir MD @usamanasirmd via @Visualmedapp #MAT #Multifocal #Atrial #Tachycardia #diagnosis #cardiology #EKG #ECG #Electrocardiogram #labeled #clinical #labeled