IJSR International Journal of Scientific Research 2277 - 8179 Indian Society for Health and Advanced Research ijsr-14-6-63753 Original Research Paper Effect of Monitoring Regional Cerebral Oximetry (rSO2) by Near Infrared Spectroscopy during Off Pump Coronary Artery Bypass Grafting on Post-operative Neurocognitive Dysfunction Majumder Dr. Aditi DasGhara Dr. June 2025 14 6 01 02