Aleksander Dokollari

Headshot of Aleksander Dokollari

Research Faculty

Research Associate Professor

Aleksander Dokollari, MD, PhD, is focused is on minimally invasive cardiac surgery, mitral valve disease treatment options including MitraClip, coronary artery bypass surgery, aortic valve treatment, transcatheter aortic valve replacement and TEVAR.

Contact Us

aleksanderdokollari2@gmail.com
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About

  • 2022–present: Research Assistant Professor, Lankenau Institute for Medical Research
  • 2023–present: Cardiac surgeon, St. Boniface Hospital, Winnipeg
  • 2018–2020: Clinical Fellow, St. Michael’s Hospital, Toronto
  • 2020-2022: PhD, CARIM Maastricht University

Publications

  • Not All SAVR Are Created Equal: All the Approaches Available for Surgical Aortic Valve Replacement. Cabrucci F, Sicouri S, Baudo M, Magouliotis D, Yamashita Y, … Dokollari A., … Ramlawi B. J. Cardiovasc. Dev. Dis. 2025, 12(3), 84; https://doi.org/10.3390/jcdd12030084
  • Mitral Valve Surgery After Failed Transcatheter Edge-to-Edge Repair – A Meta-Analysis. Cabrucci F, Baudo M, Magouliotis DE, Yamashita Y, … Kjelstrom S, Dokollari A, Sicouri S, Ramlawi B. Can J Cardiol. 2025 Feb 11. https://onlinecjc.ca/article/S0828-282X(25)00117-5/abstract
  • Long-Term Outcomes in Patients Undergoing Thoracic Endovascular Aortic Repair. Single Center Experience. Dokollari A, Sicouri S, Rodriguez R, Meisner R, Hirsch H, DiGiovanni V, Uribe A, … Cabrucci, F, … Ramlawi B. Heart Surg Forum. 2025, 28(1), E086–E095.
  • Risk Factors for Coronary Events After Robotic Hybrid Off-Pump Coronary Revascularization. Dokollari A, Bacchi B, Sicouri S, Cabrucci F, … Spragan D, Wertan MAC, Kjelstrom S, Montone G, Yamashita Y, Ramlawi B, Sutter F. J. Cardiovasc. Dev. Dis. 2025, 12(1), 21; https://doi.org/10.3390/jcdd12010021
  • Clinical Outcomes and Cost Analysis in Patients with Heart Failure Undergoing Transcatheter Edge-to-Edge Repair for Mitral Valve Regurgitation. Dokollari A, Sicouri S, Rodriguez R, Gnall E, Coady P, Mahmud F, Kjelstrom S, Montone G, Yamashita Y, Harish J, … Abramson S, Hawthorne K, Goldman S, Gray W, Cabrucci F, … Ramlawi B. Journal of Personalized Medicine. 2024; 14(9):978.
  • Short and Long-Term Outcomes of Transcatheter Aortic Valve Implantation in the Small Aortic Annulus: A Systematic Literature Review. Cabrucci F, Baudo M, Yamashita Y, Dokollari A, Sicouri S, Ramlawi B. J Pers Med 2024;14: 936. https://doi.org/10.3390/jpm14090937
  • Impact of Pleural Integrity Preservation After Minimally Invasive Aortic Valve Surgery. Bacchi B, Cabrucci F, … Dokollari A, et al. Innovations (Phila). 2024 Jul 27:15569845241237241. doi: 10.1177/15569845241237241
  • Potential Role of Left Atrial Strain to Predict Atrial Fibrillation Recurrence after Catheter Ablation Therapy: A Clinical and Systematic Review. Barilli M, Mandoli GE, … Dokollari A, et al. J Cardiovasc Dev Dis. 2024 Jun 30;11(7):203. doi: 10.3390/jcdd11070203
  • Double arterial vs. single axillary cannulation in acute type A aortic dissections: a meta-analysis. Yamashita Y, Sicouri S, Dokollari A, Ridwan K, Clarke N, Rodriguez R, Goldman S, Ramlawi B. Future Cardiol. 2024 Jul 4:1-12. doi: 10.1080/14796678.2024.2367875
  • Early clinical and hemodynamic outcomes of balloon-expandable versus self-expanding transcatheter aortic valve replacement in patients with large aortic annulus: a study-level meta-analysis. Yamashita Y, Sicouri S, Baudo M, Dokollari A, Ridwan K, Rodriguez R, Goldman S, Ramlawi B. Indian J Thorac Cardiovasc Surg Future Cardiol. 2024. https://doi.org/10.1007/s12055-024-01770-1
  • Impact of prior coronary artery bypass grafting and coronary lesion complexity on outcomes of transcatheter aortic valve replacement for severe aortic stenosis. Yamashita Y, Sicouri S, Baudo M, Dokollari A, Rodriguez R, Gnall EM, Coady PM, Jarrett H, Abramson SV, Hawthorne KM, Goldman SM, Gray WA, Ramlawi B. Coron Artery Dis. 2024 May 14. doi: 10.1097/MCA.0000000000001386
  • Impact of coronary artery disease and revascularization on outcomes of transcatheter aortic valve replacement for severe aortic stenosis. Yamashita Y, Sicouri S, Baudo M, Dokollari A, Rodriguez R, Gnall EM, Coady PM, Jarrett H, Abramson SV, Hawthorne KM, Goldman SM, Gray WA, Ramlawi B. Cardiovasc Revasc Med. 2024 May 5:S1553-8389(24)00461-5. doi: 10.1016/j.carrev.2024.05.003
  • Development of a Risk Score for Long-term Survival and MACCE After Coronary Artery Bypass Grafting Surgery. Dokollari A, Rosati F, … Sicouri S, Sicouri N, Yamashita Y, Baudo M, … Kjelstrom S, Montone G, Wertan MA, Ramlawi B, … Sutter FP. Am J Cardiol. https://doi.org/10.1016/j.amjcard.2024.03.039
  • Direct aortic cannulation versus femoral arterial cannulation for early outcomes in acute type A aortic dissection: A study-level meta-analysis. Yamashita Y, Sicouri S, Kjelstrom S, Montone G, Dokollari A, Ridwan K, Clarke N, Rodriguez R, Goldman SM, Ramlawi B. Perfusion. 2024 Mar 27:2676591241241422. doi: 10.1177/02676591241241422
  • Periprocedural Risk Predictors Affecting Long-Term Prognosis in Patients With Chronic Obstructive Pulmonary Disease Undergoing Coronary Artery Bypass Grafting. Dokollari A, Sicouri S, Hosseinian L, Erten O, Ramlawi B, … Sicouri N, Torregrossa G, Sutter FP. Tex Heart Inst J. 2024 Jan 1;51(1):e238199.
  • Impact of mitral stenosis on early and late outcomes of transcatheter aortic valve replacement for aortic stenosis: a single-center analysis. Yamashita Y, Sicouri S, Dokollari A, Senzai M, Rodriguez R, Gnall EM, Coady PM, Jarrett H, Abramson SV, Hawthorne KM, Goldman SM, Gray WA, Ramlawi B. J Invasive Cardiol. 2024 Feb 26. doi: 10.25270/jic/23.00307
  • Aortic versus axillary cannulation in acute type A aortic dissection repair: A meta-analysis. Yamashita Y, Sicouri S, Dokollari A, Rodriguez R, Goldman SM, Ramlawi B. Asian Cardiovasc Thorac Ann. 2024 Feb 11:2184923241232008. doi: 10.1177/02184923241232008
  • Long-term prognosis in patients undergoing redo-isolated aortic valve replacement. Dokollari A, Torregrossa G, Sicouri S, … Kjelstrom S, et al. Future Cardiol. 2023 Nov;19(14):685-694. doi: 10.2217/fca-2023-0050
  • Robotic-Assisted vs Traditional Full-Sternotomy Coronary Artery Bypass Grafting Procedures. A Propensity-Matched Analysis of Hospital Costs. Dokollari A, Sicouri S, Prendergast G, Ramlawi B, Mahmud F, Kjelstrom S, Wertan M, Sutter F. Am J Cardiol. 2023 Nov 25:S0002-9149(23)01259-6. doi: 10.1016/j.amjcard.2023.10.083
  • Risk predictors that impact long-term prognosis in patients undergoing aortic valve replacement with the Perceval sutureless bioprosthesis. Dokollari A, Margaryan R, Torregrossa G, Sicouri S, et al. Cardiovasc Revasc Med. 2023 Oct;55:10-19. doi: 10.1016/j.carrev.2023.04.006
  • Aortic Intimal Sarcoma Simulating Non-bacterial Thrombotic Endocarditis on Prosthetic Aortic Valve. Dokollari A, Erten O, Sicouri S, … Ramlawi B. Can J Cardiol. 2023 Sep 14:S0828-282X(23)01661-6. doi: 10.1016/j.cjca.2023.09.008
  • Clinical and Echocardiographic Outcomes of Patients Undergoing Transcatheter Edge-to-Edge Repair for Functional vs Degenerative Mitral Valve Regurgitation. Dokollari A, Sicouri S, Ridwan K, Rodriguez R, Gnall E, … Kjelstrom S, Montone G, Abramson S, Hawthorne K, Goldman S, Gray W, Ramlawi B. Curr Probl Cardiol. 2023 Aug 29:102064. doi: 10.1016/j.cpcardiol.2023.102064
  • Clinical Outcomes in Patients Who Underwent Transcatheter Edge-to-Edge Repair for Mitral Valve Regurgitation. Dokollari A, Sicouri S, Torregrossa G, Ridwan K, Rodriguez R, … Erten O, Gnall E, … Abramson S, Hawthorne K, Goldman S, Gray W, Ramlawi B. Am J Cardiol. 2023 Aug 5;204:223-225.
  • Early and Long-Term Clinical and Echocardiographic Outcomes of Sutureless vs. Sutured Bioprosthesis for Aortic Valve Replacement. Dokollari A, Torregrossa G, … Sa MP, Sicouri S, … Ramlawi B, et al. Cardiovasc Dev Dis. 2023 May 22;10(5):224.
  • Risk predictors that impact long-term prognosis in patients undergoing aortic valve replacement with the Perceval sutureless bioprosthesis. Dokollari A, Margaryan R, Torregrossa G, Sicouri S, et al. Cardiovasc Revasc Med. 2023 Apr 11:S1553-8389(23)00129-X. doi: 10.1016/j.carrev.2023.04.006.
  • Urgent Combination of Robotic and MIDCAB Coronary Revascularization in a Morbidly Obese Patient. Torregrossa G, Sicouri S, Hosseinian L, Sutter F, … Ramlawi B, Dokollari A. Innovations (Phila). 2023 Mar-Apr;18(2):193-195.
  • Ventricular Fibrillation After Robotic Off-Pump Left Atrial Appendage Clipping: A Coronary Spasm Event. Dokollari A, Sicouri S, Erten O, … Sutter F, … Ramlawi B, Torregrossa G. EP Lab Digest. 2023:23(2):19.
  • Establishing a robotic coronary artery bypass surgery program: a narrative review. Torregrossa G, Dokollari A, Pompeu Sá M, Sicouri S, Ramlawi B, Sutter F. J Vis Surg. 2023 Jan;9. doi: 10.21037/jovs-22-11
  • Impact of coronary-subclavian steal after surgical myocardial revascularization with internal thoracic artery in chronic hemodialysis patients: a meta-analysis. Baudo M, Torregrossa G, Dokollari A, et al. Trends Cardiovasc Med. 2023 Jan 8:S1050-1738(23)00002-6. doi: 10.1016/j.tcm.2022.12.008
  • Late outcomes of valve-in-valve transcatheter aortic valve implantation versus re-replacement: Meta-analysis of reconstructed time-to-event data. Sá MP, Van den Eynde J, ... Erten O, ... Dokollari A, Sicouri S, ...Ramlawi B. Int J Cardiol. 2023 Jan 1;370:112-121.
  • Pearls, pitfalls, and surgical indications of the Intuity TM heart valve: A rapid deployment bioprosthesis. A systematic review of the literature. Dokollari A, Torregrossa G, Sicouri S, et al. J Card Surg. 2022 Dec;37(12):5411-5417.
  • Surgical Outcomes of Three Repair Techniques for Partial Anomalous Pulmonary Venous Connection in Adult Patients. Dokollari A, Cameli M, … Sicouri S, et al. Hearts 2022, 3, 137–146. https://doi.org/10.3390/hearts3040016
  • Urgent robotic hybrid coronary revascularization in patient with high STS score. A case report. Dokollari A, Sicouri S, Ramlawi B, … Erten O, Sutter F, Torregrossa G. J Card Surg. 2022 Dec;37(12):5599-5602.
  • Late outcomes of valve-in-valve transcatheter aortic valve implantation versus re-replacement: Meta-analysis of reconstructed time-to-event data. Sá MP, Van den Eynde J, … Erten O, … Dokollari A, Sicouri S, …. Ramlawi B. Int J Cardiol. 2022 Nov 7. https://doi.org/10.1016/j.ijcard.2022.11.012
  • Impact of Prosthesis-Patient Mismatch After Transcatheter Aortic Valve Replacement: Meta-Analysis of Kaplan-Meier-Derived Individual Patient Data. Sá MP, Jacquemyn X, … Dokollari A, Torregrossa G, Sicouri S, … Ramlawi B. J Am Coll Cardiol Img. Sep 16, 2022. Epublished doi: 10.1016/j.jcmg.2022.07.013.
  • Long-term outcomes of total arch replacement versus proximal aortic replacement in acute type A aortic dissection: Meta-analysis of Kaplan-Meier-derived individual patient data. Sá MP, Jacquemyn X, … Erten O, Sicouri S, Dokollari A, Torregrossa G, … Ramlawi B. J Card Surg. 2022 Sep 10. doi: 10.1111/jocs.16852.
  • Robotic-assisted versus conventional off-pump coronary surgery in women: A propensity-matched study. Torregrossa G, Sá MP, ... Dokollari A, Erten O, Sun T, Sicouri S, Wertan MC, Ramlawi B, Sutter FP. J Card Surg. 2022 Aug 23. doi: 10.1111/jocs.16878
  • Immediate and late outcomes of transcatheter aortic valve implantation versus surgical aortic valve replacement in bicuspid valves: Meta-analysis of reconstructed time-to-event data. Sá MP, Jacquemyn X, … Erten O, Dokollari A, Torregrossa G, Sicouri S, … Ramlawi B. J Card Surg. 2022 Oct;37(10):3300-3310.
  • Late outcomes of transcatheter aortic valve implantation in bicuspid versus tricuspid valve; meta-analysis of reconstructed time-to-event data. Sá MP, Van den Eynde J, … Dokollari A, Torregrossa G, Sicouri S, Ramlawi B. Trends Cardiovasc. Med. In press. 2 May 2022. https://doi.org/10.1016/j.tcm.2022.04.008
  • Early and late outcomes of surgical aortic valve replacement with sutureless and rapid‐deployment valves versus transcatheter aortic valve implantation: Meta‐analysis with reconstructed time‐to‐event data of matched studies. Pompeu Sá M, Jabagi H, Dokollari A, … Malin JH, Sicouri S, Torregrossa G, … Ramlawi B. Catheter Cardiovasc Interv. 2022; 1-11.
  • Benefits and pitfalls of the Perceval sutureless bioprosthesis. Dokollari A, Ramlawi B, Torregrossa G, Sá MP, Sicouri S, et al. Front. Cardiovasc. Med., 2022 Jan 5;8. doi: 10.3389/fcvm.2021.789392
  • Unravelling Atrioventricular Block Risk in Inflammatory Diseases: Systemic Inflammation Acutely Delays Atrioventricular Conduction via a Cytokine-Mediated Inhibition of Connexin43 Expression. Lazzerini PE, Acampa M, Cupelli M, … Dokollari A, et al. J Am Heart Assoc. 2021 Nov 2;10(21):e022095. doi: 10.1161/JAHA.121.022095
  • Two and Three-Dimensional Echocardiography in Primary Mitral Regurgitation: Practical Hints to Optimize the Surgical Planning. Pastore MC, Mandoli GE, … Dokollari A, et al. Front Cardiovasc Med. 2021 Jul 8;8:706165. doi: 10.3389/fcvm.2021.706165
  • Surgical Risk Factors for Ischemic Stroke Following Coronary Artery Bypass Grafting. A Multi-Factor Multimodel Analysis. Gelsomino S, Tetta C, … Dokollari A, et al. Front Cardiovasc Med. 2021 Jul 5;8:622480. doi: 10.3389/fcvm.2021.622480
  • Early and Midterm Clinical Outcomes of Transcatheter Valve-in-Valve Implantation Versus Redo Surgical Aortic Valve Replacement for Aortic Bioprosthetic Valve Degeneration: Two Faces of the Same Medal. Dokollari A, Cameli M, et al. J Cardiothorac Vasc Anesth. 2021 Nov;35(11):3223-3231. doi: 10.1053/j.jvca.2021.05.029
  • Ministernotomy compared with right anterior minithoracotomy for aortic valve surgery. Bonacchi M, Dokollari A, et al. J Thorac Cardiovasc Surg. 2021 Apr 23:S0022-5223(21)00728-5. doi: 10.1016/j.jtcvs.2021.03.125
  • Randomized, Controlled Trial Comparing Mitral Valve Repair With Leaflet Resection Versus Leaflet Preservation on Functional Mitral Stenosis: The CAMRA CardioLink-2 Study. Chan V, Mazer CD, … Dokollari A, et al. Circulation. 2020 Oct 6;142(14):1342-1350. doi: 10.1161/CIRCULATIONAHA.120.046853
  • Left atrial strain as a pre-operative prognostic marker for patients with severe mitral regurgitation. Mandoli GE, Pastore MC, … Dokollari A, et al. doi: 10.1016/j.ijcard.2020.09.009
  • Outcomes' predictors in Post-Cardiac Surgery Extracorporeal Life Support. An observational prospective cohort study. Bonacchi M, Cabrucci F, … Dokollari A, et al. Int J Surg. 2020 Oct;82:56-63. doi: 10.1016/j.ijsu.2020.07.063
  • Learning curve predictors for minimally invasive mitral valve surgery; how far should the rabbit hole go? Dokollari A, Cameli M, et al. J Card Surg. 2020 Nov;35(11):2934-2942. doi: 10.1111/jocs.14939
  • Cardiac Arrest Risk During Acute Infections: Systemic Inflammation Directly Prolongs QTc Interval via Cytokine-Mediated Effects on Potassium Channel Expression. Lazzerini PE, Acampa M, … Dokollari A, et al. Circ Arrhythm Electrophysiol. 2020 Aug;13(8):e008627. doi: 10.1161/CIRCEP.120.008627
  • Is Peripheral Artery Disease an Independent Predictor of Isolated Coronary Artery Bypass Outcome? Bonacchi M, Parise O, … Dokollari A, et al. Heart Lung Circ. 2020 Oct;29(10):1502-1510. doi: 10.1016/j.hlc.2020.01.013
  • Systemic Inflammation Rapidly Induces Reversible Atrial Electrical Remodeling: The Role of Interleukin-6-Mediated Changes in Connexin Expression. Lazzerini PE, Laghi-Pasini F, … Dokollari A, et al. J Am Heart Assoc. 2019 Aug 20;8(16):e011006. doi: 10.1161/JAHA.118.011006

Education and training

Education

  • MD, Medicine and Surgery
    University of Florence, Florence, Italy
  • Residency, Cardiac Surgery
    University of Siena, Siena, Italy
  • PhD
    University of Twente, Enschede, Netherlands
  • Fellowship, Adult Cardiac Surgery
    University of Toronto, Toronto, Canada

Academic titles

  • 2022–present: Research Assistant Professor, Lankenau Institute for Medical Research
  • 2023–present: Cardiac surgeon, St. Boniface Hospital, Winnipeg
  • 2018–2020: Clinical Fellow, St. Michael’s Hospital, Toronto
  • 2020-2022: PhD, CARIM Maastricht University