Christopher McAndrew, DNP, CRNP, CCRN-CMC/CSC, PCCN @ChristopherTMcAndrew
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Right Heart Catheterization Waveforms and Pressures
Right Atrial Pressure:
 • Mean: 1-5 mm Hg
Right Ventricular Pressure:
 •
Right Heart Catheterization ... 5 mm Hg Right Ventricular ... #RightHeart #Catheterization
Ventricular Tachycardia in Wide Complex Tachycardia - Telemetry Diagnosis
 • Lead V1 - LBBB Criteria
 •
Ventricular Tachycardia ... aVR - Vereckie Algorithm ... #Algorithm # ... Ventricular #Tachycardia
Inpatient Cath Lab Indications
Cath Lab ASAP:
STEMI
NSTEMI:
1. Unstable/cardiogenic shock
2. Severe LV dysfunction or
3. Recurrent/persistent rest angina despite
Sustained ventricular ... Indications #Cardiac #catheterization
Vereckie Algorithm - Lead aVR - Ventricular Tachycardia - Telemetry Diagnosis
WCT is VT IF:
 • Initial
Vereckie Algorithm ... - Lead aVR - Ventricular ... #Vereckie #Algorithm ... #Ventricular #Tachycardia
Cardiac Murmurs and Maneuvers

An algorithm demonstrating the effect of various maneuvers on systolic murmurs. 
TR, tricuspid
Maneuvers An algorithm ... stenosis; VSD, ventricular
RBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • R >
RBBB Ventricular ... QRS #RBBB #Ventricular
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
LBBB Ventricular ... downstroke #LBBB #Ventricular
D-Sign on Ultrasound
Right Ventricular Pressure vs Volume Overload
Eccentricity Index (EI) = D2/D1
RV Overload “D Sign” EI
Ultrasound Right Ventricular
Differential Algorithm for Adult Heart Murmurs 

Dr. André Mansoor @AndreMansoor - Author of Frameworks for Internal
Differential Algorithm ... amzn.to/2LmUODZ #Algorithm
Echocardiography
Right ventricular function can be assessed using several methods and echocardiography is generally the first‐line tool
Echocardiography Right ventricular