ECG Strips of Cardiac Rhythms EYAS ALMOUSA,MD,FACC Basic ECG Strips ECG Strips of Cardiac Rhythms EYAS ALMOUSA,MD,FACC This slide set contains 46 ECG strips that depict various normal and abnormal cardiac rhythms: Sinus Atrial Nodal Heart blocks PACs and PVCs Ventricular SVT Pace competitive rhythms

Normal Sinus Rhythm Normal Sinus Rhythm

Sinus Bradycardia Sinus Bradycardia

Sinus Tachycardia Sinus Tachycardia

Sinus Arrhythmia Sinus Arrhythmia

Sinus Arrest Sinus Arrest

TORSADE POINTS

WPW

LBBB and IMI

1avb

Premature Atrial Contractions (PAC’s)

Atrial Flutter with 4:1 Block

Atrial Fibrillation Atrial Fibrillation

Atrial Fibrillation with Slow Ventricular Rate

Atrial Fibrillation with Rapid Ventricular Rate

Nodal Rhythm Nodal Rhythm

Nodal Rhythm with Buried P-Waves

First Degree A-V Block First Degree A-V Block

First Degree A-V Block

Mobitz II Mobitz II

MOBITZ I

2;1 AVB RBBB LAFB

Second Degree A-V Block – Mobitz Type I – Wenckebach Block Second Degree A-V Block (Wenckebach block) Second Degree A-V Block – Mobitz Type I – Wenckebach Block

Third Degree (Complete) A-V Block

3AVB

Left Bundle Branch Block

Right Bundle Branch Block

RBBB

Premature Ventricular Contraction (PVC)

Frequent PVC’s Producing Bigeminy

Frequent Premature Ventricular Contractions (PVC’s)

Premature Ventricular Contraction Paired (1 PAC) Premature Ventricular Contraction (PVC) Paired (One Premature Atrial Contraction)

Multifocal Premature Ventricular Contractions (PVC’s)

Premature Ventricular Contraction (PVC) Falling on a T-Wave

Ventricular Tachycardia (VT)

Ventricular Fibrillation (VF)

Premature Atrial Contractions (PAC’s) – One Aberrantly Conducted Premature Atrial Contractions – One Aberrantly Conducted Premature Atrial Contractions (PAC’s) – One Aberrantly Conducted

Premature Atrial Contraction (PAC), Non-conducted

Muscle Tremor Muscle Tremor

Atrial Flutter with 2:1 Block

Supraventricular Tachycardia (SVT)

Pacemaker Rhythm Pacemaker Rhythm

RVH RAD RAA

Other causes of an R:S ratio of > in in lead V1: Posterior wall MI (also causes ST depression in V1-V3, Right bundle branch block Wolff-Parkinson-White Type A Lead misplacement (if V1 is placed too high) Isolated posterior wall hypertrophy (occurs in Duchenne's muscular dystrophy)

LVH

60 Cycle Interference =ELECTRICAL INTERFERENCE, power leakage or external power source( wires, monitors) 60 Cycle Interference