The Efficacy of PSB and Recto-intercostal Block Combination on Postoperative Pain in Patients Undergoing Cardiac Surgery Via Sternotomy: Case Series

Inclusion Criteria: * Adult patients over 18 years of age who will undergo cardiac surgery with sternotomy under general anesthesia and who are in classes I-II-III according to the American Society of Anesthesiologists (ASA) risk classification. Exclusion Criteria: * Patients who did not give consent, * patients with coagulopathy, * patients with signs of infection at the block application site, * patients using anticoagulants, * patients with local anesthetic drug allergies, * patients with unstable hemodynamics, * patients who could not cooperate during postoperative pain assessment