Ventricular Tachycardia Polymorphic | Reference Guide
EKG Strip
EKG Features
Rate: Fast (100-300 bpm)Rhythm: Regular or irregular
P Wave: Absent
PR Interval: Not measurable
QRS: Normal or wide (>0.10 sec), bizarre looking
Polymorphic ventricular tachycardia has changing ECG shapes from beat to beat. See the pages on ventricular tachycardia, monomorphic VT and Torsade de Pointes for related information.
External Source: http://www.nlm.nih.gov/medlineplus/ency/article/000187.htm
MedlinePlus
Authors and Reviewers
Authored by Thomas O'BrienEKG tracings reviewed by Dr. Pedro Azevedo, MD, Cardiology
Medically reviewed by Dr. Jonathan Keroes, MD, Cardiology
Last Update: 11/8/2021
