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Remote Ischemic Preconditioning in Type 2 Diabetic Patients Undergoing CABG
Sponsor: Muğla Sıtkı Koçman University
Summary
This randomized, double-blind, prospective clinical trial aims to investigate the effect of remote ischemic preconditioning (RIPC) on myocardial protection in patients with type 2 diabetes mellitus undergoing elective coronary artery bypass graft (CABG) surgery. Perioperative myocardial injury remains a significant concern during CABG, particularly in high-risk patients such as those with diabetes. RIPC is a low-cost, non-invasive intervention that may reduce myocardial damage by enhancing ischemic tolerance through intermittent limb ischemia. Sixty patients aged 40-85 years with type 2 diabetes scheduled for isolated CABG will be randomized to either receive RIPC or standard care. RIPC will be applied through five cycles of upper limb cuff inflation and deflation prior to sternotomy. High-sensitivity troponin T levels will be measured at 24, 48, and 72 hours postoperatively to assess myocardial injury. Secondary outcomes include acute kidney injury (KDIGO classification), maximum vasoactive-inotropic score (VIS) during the first 72 postoperative hours, ICU and hospital length of stay. This study will provide insight into the cardioprotective role of RIPC in diabetic patients undergoing cardiac surgery.
Official title: The Effect of Remote Ischemic Preconditioning on Myocardial Protection in Patients With Type 2 Diabetes Mellitus Undergoing Coronary Artery Bypass Graft Surgery: A Randomized Controlled Double-Blind Study
Key Details
Gender
All
Age Range
45 Years - 85 Years
Study Type
INTERVENTIONAL
Enrollment
60
Start Date
2025-05-26
Completion Date
2025-09-15
Last Updated
2025-06-18
Healthy Volunteers
No
Interventions
Remote Ischemic Preconditioning
Remote ischemic preconditioning (RIPC) will be performed after anesthesia induction and before surgical incision. A standard blood pressure cuff will be placed on the upper limb (without arterial cannulation), inflated to 200 mmHg for 5 minutes, and then deflated for 5 minutes. This cycle will be repeated five times prior to sternotomy. The procedure will be carried out under general anesthesia, ensuring patient blinding. No pharmacological agents are involved in this intervention
Locations (2)
Mugla Training and Research Hospital
Muğla, Turkey (Türkiye)
Mugla Training and Research Hospital
Muğla, Turkey (Türkiye)