Education and Specialization

• Dokuz Eylül University Faculty of Medicine
• Uludağ University Cardiovascular Surgery Clinic - Specialization

Professional Memberships

• International Academia of Vascular and Endovascular Surgery (IAVES), General Secretary
• Turkish Society of Cardiovascular Surgery (TKDC)
• National Vascular and Endovascular Surgery Society (UVECD)

1.            Predictive Value of Neutrophil-Lymphocyte Ratio for Long-Term Cardiovascular Event Following Coronary Artery Bypass Grafting. Gurbuz O, Kumtepe G, Ozkan H, Karal IH, Velioglu Y, Ercan A, Yüksel A, Ener S.Braz J Cardiovasc Surg. 2020 Jun 1;35(3):274-284.

2.            A comparison of off- and on-pump beating-heart coronary artery bypass surgery on long-term cardiovascular events. Gurbuz O, Kumtepe G, Yolgosteren A, Ozkan H, Karal IH, Ercan A, Ener S. Cardiovasc J Afr. 2017 Jan/Feb 23;28(1):30-35.

3.            Red blood cell distribution width predicts long term cardiovascular event after on-pump beating coronary artery bypass grafting. Gurbuz O, Kumtepe G, Ozkan H, Karal IH, Ercan A, Ener S. J Cardiothorac Surg. 2016 Apr 9;11:48.

4.            Case report: paravalvular leak as a complication of percutaneous catheter ablation for atrial fibrillation. Gurbuz O, Ercan A, Ozkan H, Kumtepe G, Karal IH, Ener S. J Cardiothorac Surg. 2014 Dec 17;9:187.

5.            Femoral Nerve Palsy due to Anticoagulant Induced Retroperitoneal Hematoma. Gurbuz O, Ercan A, Kumtepe G, Karal IH, Velioglu Y, Ener S. Case Rep Med. 2014;2014:450750.

6.            Management of lymphoedema. Yüksel A, Gürbüz O, Velioğlu Y, Kumtepe G, Şenol S.

Vasa. 2016;45(4):283-91.

7.            Intramyocardial Dissection following Postinfarction Ventricular Wall Rupture Contained by Surrounding Postoperative Adhesions. Ercan A, Gurbuz O, Kumtepe G, Ozkan H, Karal IH, Velioglu Y, Ener S. Case Reports in Surgery, 2015

8.            Cancer associated thrombosis in everyday practice: perspectives from GARFIELD-VTE. Weitz JI, Haas S, Ageno W, Goldhaber SZ, Turpie AGG, Goto S, Angchaisuksiri P, Nielsen JD, Kayani G, Farjat AE, Schellong S, Bounameaux H, Mantovani LG, Prandoni P, Kakkar AK; GARFIELD-VTE investigators. J Thromb Thrombolysis. 2020 Aug;50(2):267-277.

9.            Pharmacomechanical thrombolysis with a rotator thrombolysis device in iliofemoral deep venous thrombosis. Karahan O, Kutas HB, Gurbuz O, Tezcan O, Caliskan A, Yavuz C, Demirtas S, Mavitas B. Vascular. 2016 Oct;24(5):481-6.

10.          A comparison of off-pump and on-pump coronary bypass surgery in patients with low EuroSCORE. Ercan A, Karal IH, Gurbuz O, Kumtepe G, Onder T, Saba D. J Cardiothorac Surg. 2014 Jun 19;9:105/

11.          Vascular complications of intra-aortic balloon pump usage in coronary bypass surgery: 18 years of experience. Ercan A, Gurbuz O, Ercan A, Tuydes O, Bicer M, Saba D, Ozkan H.

J Pak Med Assoc. 2014 Jan;64(1):28-32.

12.          Are the Early Postoperative Outcomes of Coronary Artery Bypass Grafting Surgery in Elderly Women Worse Compared to Men's? Yüksel A, Kan II, Yolgösteren A, Velioğlu Y, Çayır MÇ, Gürbüz O, Kumtepe G, Akarsu S, Biçer M, Tok M, Şenkaya I. Braz J Cardiovasc Surg. 2017 May-Jun;32(3):191-196.

13.          Postoperative outcomes after off-pump coronary artery bypass grafting in EuroSCORE low- and high-risk women. Yilmaz M, Saba D, Karal I, Ercan I, Kumtepe G, Gurbuz O, Senkaya I, Cengiz M. Heart Surg Forum. 2007;10(6):482-6.

14.          An Overview and Update of Femorofemoral Crossover Bypass Surgery as an Extra-Anatomic Bypass Procedure. Yuksel A, Cayir MC, Kumtepe G, Velioglu Y, Atli FH, Muduroglu A, Gurbuz O. Thorac Cardiovasc Surg. 2018 Apr;66(3):266-272.

15.          Current Status of Arterial Revascularization for the Treatment of Critical Limb Ischemia in Infrainguinal Atherosclerotic Disease. Yuksel A, Velioglu Y, Cayir MC, Kumtepe G, Gurbuz O.

             Int J Angiol. 2018 Sep;27(3):132-137. doi: 10.1055/s-0037-1620242. Epub 2018 Jan 22

16.          Perforan ven yetmezliğinde; küçük kesi ile ligasyon, lazer ablasyon ve siyanoakrilat ile embolizasyon tekniklerinin karşılaştırılması Gürbüz O Dicle Tıp Dergisi 43 (3), 452-459

17.          Neck ecchymosis: a rare symptom in a ruptured thoracic aorta dissection. A Ercan, O Gürbüz, G Kumtepe, İH Karal, Y Velioğlu, H Özkan, S Ener/ Cardiovascular Surgery and Interventions 2 (3), 072-074/ Massive Pulmonary Embolism as a Complication of Coronary Angiography and Its Successful Treatment With Half-Dose Alteplase O Gurbuz, H Ozkan, A Ercan, G Kumtepe, IH Karal. Journal of Medical Cases 5 (10), 532-534.

18.          Kardiyopulmoner baypasın kalp kası üzerine etkileri G Kumtepe, O Gürbüz, İH Karal, A Yüksel, A Ercan, S Davit. Uludağ Üniversitesi Tıp Fakültesi Dergisi 43 (3), 103-108

19.          Doppler ultrasonography evaluation in hemodialysis patients prior to arteriovenous fistula surgery: Our surgical experience G Kumtepe, A Müdüroğlu, A Yüksel, O Gürbüz Turkish Journal of Vascular Surgery 26 (2)

20.          Evaluation of polylactide film for prevention of pericardial adhesion in a rabbit model O Gürbüz, A Ercan, M Biçer, G Kumtepe, S Bayram, I Senkaya, D Saba January 2015, Turkish Journal of Thoracic and Cardiovascular Surgery 23(1):98-104,

21.          Effect Of Trimetazidine And Glucose- Insulin-Potassium Use On Myocard During Beating Heart Coronary Artery Bypass Surgery Dicle Tıp Dergisi Yıl 2011, Cilt 38, Sayı 4, 436 - 444, 01.12.2011. A Ercan, Y Velioğlu, A. Ercan, O Gürbüz, H Özkan, İH Karal, M Biçer,  S Ener July 2011.