Explore the complexities of treating chronic limb-threatening ischemia in this Grand Rounds lecture from the Houston Methodist DeBakey Heart and Vascular Center. Delve into the effectiveness of open surgical bypass versus endovascular therapy, understand the advantages of randomized controlled trials in minimizing confounding limitations, and identify key unmet challenges in caring for patients with complex peripheral arterial disease. Gain insights from Dr. Matthew Menard's presentation on the BEST-CLI Trial and the pursuit of scientific truth in vascular surgery. Be prepared for potential graphic medical content as you engage with this comprehensive cardiovascular education program, designed to support optimal patient care and advance knowledge in the field of vascular medicine.