Transversus Thoracic Muscle Plane Block Versus Pectointercostal Fascial Block for Enhanced Recovery After Cardiac Surgery

Inclusion Criteria: * Age from 40 to 60 years. * Both sexes. * American Society of Anesthesiology (ASA) physical status II-III. * Body mass index (BMI) \< 35 kg/m2. * Underwent cardiac surgery (coronary artery bypass graft surgery with median sternotomy). Exclusion Criteria: * Valve replacement procedures. * Emergency operations. * Redo surgeries. * Minimally invasive approaches. * The presence of psychiatric disorders. * Cognitive impairment preventing accurate assessment using the verbal numerical rating scale (NRS). * Known hypersensitivity or a history of allergy to local anesthetics. * Had severe major organ dysfunction. * Left ventricular ejection fraction below 30%. * Pregnancy or breastfeeding.