Prof. Dr. Öztekin Oto is a cardiovascular and vein clinic in Kadıköy, Istanbul. It specializes in heart surgery, phlebology, and pediatric cardiac surgery. The practice focuses on minimally invasive techniques for adults and children. Prof. Dr. Öztekin Oto leads the clinic as a Fellow of the ESC and ACC. He has published over 100 papers in international journals. He has also given more than 2,000 lectures worldwide.
The clinic was established in 1960. The team treats coronary artery disease, valve conditions, and varicose veins. Heart valve operations often use small incisions between the ribs. For coronary bypass, nearly 90% of grafts stay functional for 10+ years. The clinic uses endovenous laser treatment for symptomatic vein insufficiency. Many vein patients return to work the next day. The center holds a Health Tourism Authorization Certificate.