Cardiac Resynchronization Therapy Delivery Guided Non-Invasive Electrical and Venous Anatomy Assessment

Exclusion Criteria

• •History of persistent or permanent atrial fibrillation
• •Previous pacemaker or ICD implantation
• •Indication to pacing due to bradycardia
• •Patients considered for His bundle pacing or cardiac conduction pacing
• •Patients with unstable angina
• •Subject experienced a recent myocardial infarction, within 40 days prior to enrollment
• •Subject underwent coronary artery bypass graft or valve surgery, within 90 days prior to enrollment
• •Subject is post heart transplantation, or is actively listed on the transplantation list, or has reasonable probability (per investigator's discretion) of undergoing transplantation in the next year
• •Subject is implanted with a left ventricular assist device
• •Subject is on continuous or uninterrupted infusion (inotropic) therapy for heart failure
• •Subject has severe aortic stenosis (with a valve area of \<1.0 cm2 or significant valve disease expected to be operated within study period)
• •Subject has congenital heart disease
• •Subject has a mechanical right-sided heart valve
• •Subject has a life expectancy of less than one year in the opinion of the investigator
• •Pregnant or breastfeeding women, or women of child bearing potential and who are not on a reliable form of birth control
• •Subject is enrolled in one or more concurrent studies that would confound the results of this study
• •Patients who have contraindications to CT scanning.
• •Patients with chronic kidney diseases and estimated glomerular filtration rate (eGMR) calculated based on CKD-EPI 2009 \< 40 ml/min/1.73m2