CMR Right Ventricular Contractile Reserve Following Lung Resection

Exclusion Criteria

• •1. Pregnancy
• •2. On-going participation in any investigational research which could undermine the scientific basis of the study
• •3. Atrial fibrillation at baseline
• •4. Any contraindication to
• •a. CMR, i. Cardiac pacemaker, artificial heart valve, neurostimulator, cochlear implant ii. Aneurysm clips iii. Metal injuries to the eye iv. Loose metal in a part of the body b. Dobutamine stress testing as per the Society for Cardiovascular Magnetic Resonance64 i. Severe systemic arterial hypertension (≥220/120 mmHg) ii. Unstable angina pectoris iii. Severe aortic valve stenosis (peak aortic valve gradient \>60mmHg or aortic valve area \< 1cm2) iv. Complex cardiac arrhythmias including uncontrolled atrial fibrillation v. Hypertrophic obstructive cardiomyopathy vi. Myocarditis, endocarditis, or pericarditis vii. Uncontrolled heart failure
• •5. Lung resection specific
• •1. Wedge, segmental or sub-lobar lung resection
• •2. Pneumonectomy
• •3. Isolated right middle lobectomy
• •\-