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74: Ninios V, Tourmousoglou C, Mezilis N, Ninios I, Dardas P, Tsikaderis D, Theophylogiannakos S, Pitsis A.

Simultaneous Implantation of MitraClip Devices in a Patient with Severe Mitral and Tricuspid Valve Regurgitation.

Hellenic J Cardiol. 2018 Oct 4. pii: S1109-9666(18)30296-3. doi: 10.1016/j.hjc.2018.09.005. [Epub ahead of print] PubMed PMID: 30292473.


73: Ntiloudi D, Apostolopoulou S, Vasiliadis K, Frogoudaki A, Tzifa A, Ntellos C, Brili S, Manginas A, Pitsis A, Kolios M, Karvounis H, Tsioufis C, Goudevenos J, Rammos S, Giannakoulas G; CHALLENGE investigators.

Hospitalisations for heart failure predict mortality in pulmonary hypertension related to congenital heart disease.

Heart. 2018 Sep 29. pii: heartjnl-2018-313613. doi: 10.1136/heartjnl-2018-313613. [Epub ahead of print] PubMed PMID: 30269081.


72: Boudoulas KD, Marmagkiolis K, Pitsis AA, Boudoulas H.

Hybrid Coronary Revascularization and the Hybrid Cardiovascular Operating Room.

Cardiology. 2018;140(2):83-86. doi: 10.1159/000489040. Epub 2018 Jun 13. PubMed PMID: 29898435.


71: Caught in the Act: Massive Pulmonary Thrombus Crossing a Patent Foramen Ovale.

Kallifatidis A, Tourmousoglou C, Gogas G, Nikoloudakis N, Pitsis A.

Ann Thorac Surg. 2018 Mar;105(3):e139. doi: 10.1016/j.athoracsur.2017.11.009. 

PMID:29455829

Tourmousoglou C, Karkos C, Fidanis T, Theofilogiannakos EK, Hytiroglou P, Pitsis A.

Ann Thorac Surg. 2017 Oct;104(4):e315-e317. doi: 10.1016/j.athoracsur.2017.04.051.

PMID:28935324

69:Matrix Metalloproteinase Polymorphisms in Patients with Floppy Mitral Valve/Mitral Valve Prolapse (FMV/MVP) and FMV/MVP Syndrome.

Lima SM, Pitsis AA, Kelpis TG, Shahin MH, Langaee TY, Cavallari LH, Theofilogiannakos EK, Boudoulas H, Boudoulas KD.

Cardiology. 2017 Jul 28;138(3):179-185. doi: 10.1159/000477656. [Epub ahead of print]

PMID:28750369

68: Adult congenital heart disease in Greece: Preliminary data from the CHALLENGE registry.

Giannakoulas G, Vasiliadis K, Frogoudaki A, Ntellos C, Tzifa A, Brili S, Manginas A, Papaphylactou M, Parcharidou D, Kampouridis N, Pitsis A, Chamaidi A, Kolios M, Papadopoulos G, Douras A, Davlouros P, Ntiloudi D, Karvounis H, Kalangos A, Tsioufis C, Rammos S; CHALLENGE investigators.

Int J Cardiol. 2017 Oct 15;245:109-113. doi: 10.1016/j.ijcard.2017.07.024. Epub 2017 Jul 13.

PMID:28743482

67: Elevated plasma levels of miR-29a are associated with hemolysis in patients with hypertrophic cardiomyopathy.

Ntelios D, Meditskou S, Efthimiadis G, Pitsis A, Nikolakaki E, Girtovitis F, Parcharidou D, Zegkos T, Kouidou S, Karvounis H, Tzimagiorgis G.

Clin Chim Acta. 2017 Aug;471:321-326. doi: 10.1016/j.cca.2017.07.004. Epub 2017 Jul 4.

PMID:28684219

66:Bazmpani MA, Arvanitaki A, Toumpourleka M, Pitsiou G, Panagiotidou E, Mouratoglou SA, Sianos G, Hadjimiltiades S, Pitsis A, Mayer E, Stanopoulos I, Karvounis H, Giannakoulas G.

Epidemiology and management of chronic thromboembolic pulmonary hypertension: Experience from two expert centers.

Hellenic J Cardiol. 2017 May 17. pii: S1109-9666(17)30062-3. doi: 10.1016/j.hjc.2017.05.005.

PMID: 28528258


65:Tourmousoglou C, Nikoloudakis N, Pitsis A.

Aortic Valve Stenosis in Alkaptonuria

Ann Thorac Surg. 2017 Jun;103(6):e557. doi: 10.1016/j.athoracsur.2017.01.070.

PMID:28528068


64:Tourmousoglou C, Nikoloudakis N, Kelpis T, Tsotsolis N, Ninios V, Kallifatidis A, Ninios E, Theofilogiannakos EK, Thoma M, Asimaki A, Pitsis A

Left Ventricular Cardiac Hemangioma.

Am J Med. 2017 Apr 2. pii: S0002-9343(17)30325-X. doi: 10.1016/j.amjmed.2017.02.043.

PMID: 28373114


63:Tourmousoglou C, Nikoloudakis N, Pitsis A.

eComment: "Repair of an acute type A aortic dissection: how to deal with a residual dissected branchiocephalic artery aneurysm ".

Interact Cardiovasc Thorac Surg. 2017 Feb 1;24(2):312. doi: 10.1093/icvts/ivw434.

PMID: 28364484


62: Tourmousoglou C, Nikoloudakis N, Pitsis A.

eComment: Expanding aortic arch pseudoaneurysm in a high-risk patient with previous coronary surgery: a treatment strategy ".

Interact Cardiovasc Thorac Surg. 2017 Feb 1;24(2):312. doi: 10.1093/icvts/ivw434.

PMID: 28364484


61: Khoury M, Pitsis A, Poumpouridou-Kioura H, Soufla G, Kanthou C, Matoula N, Angelidis A, Melissari E.

Acute intraoperative heparin-induced thrombocytopenia (HIT) and thrombosis during coronary artery bypass grafting: Two case reports providing evidence for the role of preoperative LMWH in triggering sensitization.

Thromb Res. 2016 Aug 20. pii: S0049-3848(16)30520-5.

PMID: 27597121


60: Boudoulas KD, Pitsis AA, Boudoulas H.

Floppy Mitral Valve (FMV) - Mitral Valve Prolapse (MVP) - Mitral Valvular Regurgitation and FMV/MVP Syndrome.

Hellenic J Cardiol. 2016 Mar-Apr;57(2):73-85. doi: 10.1016/j.hjc.2016.03.001. Epub 2016 Apr 6


59: Tourmousoglou C, Pitsis A, Nikoloudakis N, Dougenis D.

eComment: Aortic-root enlargement procedures: an invaluable surgical technique

Interact Cardiovasc Thorac Surg. 2016 Jun;22(6):749. doi: 10.1093/icvts/ivw130.

PMID: 27231247


58:Dardas PS, Thanopoulos V, Theofilogiannakos EK, Ninios V, Kallifatidis A, Pitsis AA.

Response to letter regarding article, "A word of caution: risk of device erosion after percutaneous treatment of atrial septal defect in patients with dilated aortic root".

Circulation. 2015 Feb 24;131(8):e356.doi:10.1161/CIRCULATIONAHA.114.012782.

PMID: 25712063


57:Tsaousi G, Pitsis AA, Ioannidis GD, Vasilakos DG.

A multidisciplinary approach to unplanned conversion from off-pump to on-pump beating heart coronary artery revascularization in patients with compromised left ventricular function.

Crit Care Res Pract. 2014;2014:348021. doi: 10.1155/2014/348021. Epub 2014 Nov 12.

PMID: 25478216


56:Dardas PS, Kelpis TG, Ninios VN, Mezilis NE, Tsikaderis DD, Pitsis AA, Thanopoulos VD

Successful transapical transcatheter prosthetic mitral paravalvular leak closure.

Hellenic J Cardiol. 2014 Nov-Dec;55(6):510-1


55:Bagalas V, Paspala A, Sourla E, Akritidou S, Tsolakidou K, Boutou A, Pitsis AA, Manika K, Kioumis IP, Stanopoulos I, Pitsiou G.

Chronic thromboembolic pulmonary hypertension: do not miss the chance for an early diagnosis.

Am J Case Rep. 2014 Sep 5;15:378-81. doi: 10.12659/AJCR.891014


54:Theofilogiannakos EK, Boudoulas KD, Gawronski BE, Langaee TY, Dardas PS, Ninios V, Kelpis TG, Johnson JA, Pitsis AA, Boudoulas H.

Floppy mitral valve/mitral valve prolapse syndrome: Beta-adrenergic receptor polymorphism may contribute to the pathogenesis of symptoms.

J Cardiol. 2014 Aug 26. pii: S0914-5087(14)00225-1. doi: 10.1016/j.jjcc.2014.07.020.


53:Christogiannis Z, Korantzopoulos P, Pappas K, Pitsis A.

Flail septal leaflet of the tricuspid valve due to rupture of chordae tendineae ten years after pacemaker implantation.

Int J Cardiol. 2014 Sep 20;176(2):e41-6. doi: 10.1016/j.ijcard.2014.07.060


51:Efthimiadis GK, Pitsis A, Pagourelias ED, Kamperidis V, Kelpis T, Meditskou S, Hadjimiltiades S, Ninios V, Mezilis N, Maron BJ, Styliadis IH.

Surgical septal myectomy for hypertrophic cardiomyopathy in Greece: a single-center initial experience.

Hellenic J Cardiol. 2014 Mar-Apr;55


50:Dardas PS, Thanopoulos V, Theofilogiannakos EK, Ninios V, Kallifatidis A, Pitsis AA.

A word of caution: risk of device erosion after percutaneous treatment of atrial septal defect in patients with dilated aortic root.

Circulation. 2014 Mar 25;129


49: Tsaousi GG, Pitsis AA, Ioannidis GD, Pourzitaki CK, Yannacou-Peftoulidou MN, Vasilakos DG.

Implementation of EuroSCORE II as an adjunct to APACHE II model and SOFA score, for refining the prognostic accuracy in cardiac surgical patients.

J Cardiovasc Surg (Torino). 2014 Feb 13.


48:Kelpis TG, Economopoulos VA, Nikoloudakis NE, Pitsis AA.

Minimally invasive transapical aortic valve implantation and simultaneous major pulmonary resection.

J Card Surg. 2013 Nov;28(6):660-2. doi: 10.1111/jocs.12223.


47:Pitsis AA, Kelpis TG, Pitsiou GG, Stanopoulos I, Tatlis A, Nikoloudakis NE.

Pulmonary endarterectomy for thromboembolic pulmonary hypertension.

Hellenic J Cardiol. 2013 Jan;54(1):58-9.


46:Kelpis TG, Theofilogiannakos EK, Ninios VN, Pitsis AA.

Left Ventricular Lipoma: A Three-Dimensional Transesophageal Echocardiographic Appearance.

J Card Surg. 2012 Dec 4:1-2. doi: 10.1111/jocs.12049


45:Kelpis TG, Ninios VN, Giannakoulas G, Spanos GP, Nikoloudakis NE, Pitsis AA.

Unroofed coronary sinus as a cause of right heart dilatation in an elderly patient.

Hellenic J Cardiol. 2012 Sep-Oct;53(5):390-1


44:Tsaousi GG, Pitsis AA, Deliaslani DV, Amaniti EN, Karakoulas KA, Vasilakos DG.

Cerebral Oxygenation Impairment and S-100β Protein Release During Off-Pump Coronary Artery Revascularization.

J Cardiothorac Vasc Anesth. 2012 Jul


43:Dardas PS, Tsikaderis DD, Theofilogiannakos EK, Spyrou AN, Mezilis NE, Ninios VN, Pitsis AA.

Bi-ostial coronary thrombosis due to heparin induced thrombocytopenia.

Int J Cardiol. 2012 Jun


42:Pitsis AA, Visouli AN.

Mechanical assistance of the circulation during cardiogenic shock.

Curr Opin Crit Care. 2011 Oct


41: Dardas P, Mezilis N, Ninios V, Theofilogiannakos EK, Tsikaderis D, Tsotsolis N, Kolettas A, Nikoloudakis N, Pitsis AA.

ECMO as a bridge to high-risk rotablation of heavily calcified coronary arteries.

Herz. 2012 Mar


40: Pitsis AA, Visouli AN, Ninios V, Kremastinos DT

Total ventricular assist for long-term treatment of heart failure.

J Thorac Cardiovasc Surg. 2011 Jan 28


39: Ziakas AG, Economou FI, Charokopos NA, Pitsis AA, Parharidou DG, Papadopoulos TI, Parharidis GE.

Coronary ostial stenosis after aortic valve replacement: successful treatment of 2 patients with drug-eluting stents.

Tex Heart Inst J. 2010;37(4):465-8.


38:Mebazaa A, Pitsis AA, Rudiger A, Toller W, Longrois D, Ricksten SE, Bobek I, De Hert S, Wieselthaler G, Schirmer U, von Segesser LK, Sander M, Poldermans D, Ranucci M, Karpati PC, Wouters P, Seeberger M, Schmid ER, Weder W, Follath F.

Clinical review: practical recommendations on the management of perioperative heart failure in cardiac surgery.

Crit Care. 2010


37: Kelpis TG, Ninios VN, Economopoulos VA, Pitsis AA.

Aortic valve papillary fibroelastoma: a three-dimensional transesophageal echocardiographic appearance.

Ann Thorac Surg. 2010 Jun;89(6):2043.


36:Mebazaa A, Pitsis AA, Rudiger A, Toller W, Longrois D, Ricksten SE, Bobek I, De Hert S, Wieselthaler G, Schirmer U, von Segesser LK, Sander M, Poldermans D, Ranucci M, Karpati PC, Wouters P, Seeberger M, Schmid ER, Weder W, Follath F

Clinical review: Practical recommendations on the management of perioperative heart failure in cardiac surgery

Crit Care. 2010 Apr 28;14(2):201.


35:Ninios V, Visouli A, Pitsis A.

Images in cardiovascular medicine. Repeated successful thrombolysis of a Jarvik 2000 left ventricular assist device in a patient with noncompaction cardiomyopathy.

Circulation. 2010 Jan 26;121(3):e13-4.


34:Economopoulos V, Psaltis E, Kelpis T, Pitsis A.

Subclavian Artery Stenosis Detected with Transit-Time Flowmeter during OPCAB.

J Card Surg. 2010 Jan 4.


33:Kelpis TG, Ninios VN, Dardas PS, Pitsis AA.

Subaortic stenosis in an adult caused by two discrete membranes: a three-dimensional transesophageal echocardiographic visualization.

Ann Thorac Surg. 2009 Nov;88(5):1703.


32:Pitsis AA, Visouli A.

Mechanical circulatory support in the ICCU

Acute Card Care. 2009 Sep 9:1-12.


31:Parthenakis F, Nyktari E, Patrianakos A, Pitsis A, Asimaki A, Vardas P.

Asymptomatic papillary fibroelastoma of the Aortic valve in a young woman - a case report.

Cardiovasc Ultrasound. 2009 Sep 2;7(1):43.


30:Kelpis TG, Mezilis NE, Ninios VN, Pitsis AA.

Minimally invasive transapical aortic valve-in-a-valve implantation for severe aortic regurgitation in a degenerated stentless bioprosthesis.

J Thorac Cardiovasc Surg. 2009 Jul 2.


29: Dardas PS, Pitsis AA.

Focusing on Atrial Remodeling in Chronic Mitral Regurgitation: Better Prevent Ventricular Remodeling rather than Treat.

Cardiology. 2009 Jun 12;114(2):130-131. [Epub ahead of print] PubMed PMID: 19521077.


28: Jaarsma T, Beattie JM, Ryder M, Rutten FH, McDonagh T, Mohacsi P, Murray SA, Grodzicki T, Bergh I, Metra M, Ekman I, Angermann C, Leventhal M, Pitsis A, Anker SD, Gavazzi A, Ponikowski P, Dickstein K, Delacretaz E, Blue L, Strasser F, McMurray J; Advanced Heart Failure Study Group of the HFA of the ESC.

Palliative care in heart failure: a position statement from the palliative care workshop of the Heart Failure Association of the European Society of Cardiology.

Eur J Heart Fail. 2009 May;11(5):433-43. PubMed PMID: 19386813.


27: Pitsis AA, Boudoulas H.

Mitral regurgitation in acute heart failure: the role of echocardiography.

Cardiology. 2009;113(4):246-8. Epub 2009 Feb 25. PubMed PMID: 19246902.


26: Pitsis AA.

Heart and lung transplantation: new flavours from old recipes.

Hellenic J Cardiol. 2008 Jul-Aug;49(4):238-40. PubMed PMID: 189310.


25: Visouli AN, Pitsis AA.

Will modern miniaturized left ventricular assist devices offer a viable alternative to heart transplantation?

Hellenic J Cardiol. 2008 Sep-Oct;49(5):335-48. Review. PubMed PMID: 18846924.


24: Pitsis AA, Visouli AN.

Update on ventricular assist device management in the ICU.

Curr Opin Crit Care. 2008 Oct;14(5):569-78. Review. PubMed PMID: 18787451.


23: Pitsis AA, Visouli AN, Ninios V, Bougioukas G, Filippatos G, Kremastinos D, Burkhoff D, Long JW.

Elective bridging to recovery after repair: the surgical approach to ventricular reverse remodeling.

Artif Organs. 2008 Sep;32(9):730-5. Epub 2008 Jul 30. PubMed PMID: 18684205.


22: Pitsis AA, Visouli AN, Kelpis TG, Ninios VN, Nikoloudakis N, Parthenakis F,Vardas P.

Diverticulum of the left ventricle: etiology and surgical treatment.

Heart Surg Forum. 2008;11(2):E75-7. PubMed PMID: 18430659.


21: Dardas PS, Pitsis AA, Mezilis NE, Tsikaderis DD, Ninios VN, Boudoulas H.

Left atrial function and work after surgical ventricular restoration in postmyocardial infarction heart failure.

J Am Soc Echocardiogr. 2008 Jul;21(7):841-7. Epub 2008 Apr 2. PubMed PMID: 18385015.


20: Pitsis AA, Kelpis TG, Visouli AN, Bobotis G, Filippatos GS, Kremastinos DT.

Left ventricular assist device as a bridge to surgery in postinfarction ventricular septal defect.

J Thorac Cardiovasc Surg. 2008 Apr;135(4):951-2.PubMed PMID: 18374789.


19: Pitsis AA, Visouli AN, Burkhoff D, Dardas P, Mezilis N, Bougioukas G, Filippatos G.

Feasibility study of a temporary percutaneous left ventricular assist device in cardiac surgery.

Ann Thorac Surg. 2007 Dec;84(6):1993-9. PubMed PMID: 18036923.


18: Pitsis AA, Kelpis TG, Ninios VN, Dardas PS, Visouli AN, Boudoulas HK.

Modified ross procedure: partially supported root replacement.

Thorac Cardiovasc Surg. 2007 Dec;55(8):520-1. PubMed PMID: 18027342.


17: Metra M, Ponikowski P, Dickstein K, McMurray JJ, Gavazzi A, Bergh CH, Fraser AG, Jaarsma T, Pitsis A, Mohacsi P, Böhm M, Anker S, Dargie H, Brutsaert D, Komajda M;

Heart Failure Association of the European Society of Cardiology. Advanced chronic heart failure: A position statement from the Study Group onAdvanced Heart Failure of the Heart Failure Association of the European Society of Cardiology.

Eur J Heart Fail. 2007 Jun-Jul;9(6-7):684-94. Epub 2007 May 3. Review. PubMed PMID: 17481947.


16: Pitsis AA, Anagnostopoulos CE.

Acute heart failure: is there a role for surgery?

Heart Fail Rev. 2007 Jun;12(2):173-8. Review. PubMed PMID: 17453344.


15: Pitsis AA, Bougioukas IG, Kelpis TG, Dardas PS, Mezilis NE, Tsikaderis DD, Deliaslani D.

Modified (Valsalva graft) aortic root reimplantation for successful repair of pulmonary autograft aneurysm after Ross procedure.

Hellenic J Cardiol. 2007 Jan-Feb;48(1):47-9. PubMed PMID: 17388111.


14: Pitsis AA, Visouli AN, Vassilikos V, Ninios VN, Sfirakis PD, Mezilis NE, Dardas PS, Filippatos GS, Bougioukas GI, Kremastinos DT, Long JW.

First human implantation of a new rotary blood pump: design of the clinical feasibility study.

Hellenic J Cardiol. 2006 Nov-Dec;47(6):368-76. PubMed PMID: 17243510.


13: Pitsis AA, Kelpis TG, Dardas PS, Mezilis NE, Tsikaderis DD, Boudoulas HK.

Ross procedure: medium-term results.

Hellenic J Cardiol. 2006 May-Jun;47(3):160-3. PubMed PMID: 16862824.


12:Tziomalos K, Garipidou V, Houmpouridou E, Pitsis AA, Basayannis E.

Mitral valve reconstruction in a compound heterozygote for sickle cell anemia and hemoglobin Lepore.

J Thorac Cardiovasc Surg. 2005 Sep;130(3):932-3. PubMed PMID: 16153972.


11: Pitsis AA, Dardas P, Mezilis N, Nikoloudakis N, Filippatos G, Burkhoff D.

Temporary assist device for postcardiotomy cardiac failure.

Ann Thorac Surg. 2004 Apr;77(4):1431-3. PubMed PMID: 15063283.


10: Dardas PS, Pitsis AA, Tsikaderis DD, Mezilis NE, Geleris PN, Boudoulas HK.

Left atrial volumes, function and work before and after mitral valve repair in chronic mitral regurgitation.

J Heart Valve Dis. 2004 Jan;13(1):27-32. PubMed PMID: 14765836.


9: Ascione R, Williams S, Lloyd CT, Sundaramoorthi T, Pitsis AA, Angelini GD.

Reduced postoperative blood loss and transfusion requirement after beating-heart coronary operations: a prospective randomized study.

J Thorac Cardiovasc Surg.2001 Apr;121(4):689-96. PubMed PMID: 11279409.


8: Watters MP, Ascione R, Ryder IG, Ciulli F, Pitsis AA, Angelini GD.

Haemodynamic changes during beating heart coronary surgery with the 'Bristol Technique'.

Eur J Cardiothorac Surg. 2001 Jan;19(1):34-40. PubMed PMID: 11163558.


7: Massey SR, Pitsis A, Mehta D, Callaway M.

Oesophageal perforation following perioperative transoesophageal echocardiography.

Br J Anaesth. 2000 May;84(5):643-6. PubMed PMID: 10844846.


6: Ascione R, Lloyd CT, Underwood MJ, Lotto AA, Pitsis AA, Angelini GD.

Inflammatory response after coronary revascularization with or without cardiopulmonary bypass.

Ann Thorac Surg. 2000 Apr;69(4):1198-204. PubMed PMID: 10800819.


5: Ascione R, Lloyd CT, Underwood MJ, Lotto AA, Pitsis AA, Angelini GD.

Economic outcome of off-pump coronary artery bypass surgery: a prospective randomized study.

Ann Thorac Surg. 1999 Dec;68(6):2237-42. PubMed PMID: 10617009.


4: Pitsis AA, Angelini GD.

Off pump coronary bypass grafting of the circumflex artery.

Eur J Cardiothorac Surg. 1999 Oct;16(4):478-9. PubMed PMID: 10571100.


3: Pitsis AA, Cullen HC, Musumeci F, Zaman AG, Butchart EG.

A new strategy of total arterial revascularization.

Ann Thorac Surg. 1999 Apr;67(4):1186-7. PubMed PMID: 10320286.


2: Pitsis AA, Angelini GD.

Combined therapies for composite graft infection after Bentall's procedure. Ann Thorac Surg. 1999 Feb;67(2):600.

PubMed PMID: 10197720.


1: Spiliotis J, Scopa CD, Kyriakopoulou D, Pitsis A, Melachrinou M,Tzoracoleftherakis E, Androulakis J.

Smooth muscle tumors of the gastrointestinal tract. A 10-year experience.

Eur J Surg Oncol. 1992 Dec;18(6):580-4. PubMed PMID:1478290.