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Contribution of Levosimendan in Weaning from Mechanical Ventilation in Patients with Left Ventricular Dysfunction: A Pilot Study.

Kaltsi I, Angelopoulos E, Tzanis G, Sideris A, Tyrovolas K, Kokkoris S, Gratziou C, Nanas S, Routsi C.

Crit Care Res Pract. 2019 Jul 24;2019:7169492. doi: 10.1155/2019/7169492. eCollection 2019.


Long term follow-up of quality of life and functional ability in patients with ICU acquired Weakness - A post hoc analysis.

Sidiras G, Patsaki I, Karatzanos E, Dakoutrou M, Kouvarakos A, Mitsiou G, Routsi C, Stranjalis G, Nanas S, Gerovasili V.

J Crit Care. 2019 Oct;53:223-230. doi: 10.1016/j.jcrc.2019.06.022. Epub 2019 Jun 21.


In searching for prognostic markers in transcatheter aortic valve replacement: Diastolic dysfunction and insulin-like growth factor system assessment.

Tzanis G, Philippou A, Biliou S, Giannini F, Koutsilieris M, Nanas S.

Int J Cardiol. 2019 Aug 1;288:63. doi: 10.1016/j.ijcard.2019.01.085. No abstract available.


Targeting skeletal muscle tissue oxygenation (StO2) in adults with severe sepsis and septic shock: a randomised controlled trial (OTO-StS Study).

Nardi O, Zavala E, Martin C, Nanas S, Scheeren T, Polito A, Borrat X, Annane D.

BMJ Open. 2018 Mar 19;8(3):e017581. doi: 10.1136/bmjopen-2017-017581.


A novel mortality prediction model for the current population in an adult intensive care unit.

Fika S, Nanas S, Baltopoulos G, Charitidou E, Myrianthefs P.

Heart Lung. 2018 Jan - Feb;47(1):10-15. doi: 10.1016/j.hrtlng.2017.10.009.


Letter by Tzanis et al Regarding Article, "Stress Testing in Asymptomatic Aortic Stenosis".

Tzanis G, Charitos C, Nanas S.

Circulation. 2017 Nov 7;136(19):1866-1867. doi: 10.1161/CIRCULATIONAHA.117.029575. No abstract available.


Effect of combined endurance and resistance training on exercise capacity and serum anabolic steroid concentration in patients with chronic heart failure.

Agapitou V, Tzanis G, Dimopoulos S, Karatzanos E, Karga H, Nanas S.

Hellenic J Cardiol. 2018 May - Jun;59(3):179-181. doi: 10.1016/j.hjc.2017.09.007. Epub 2017 Sep 27. No abstract available.


Left Ventricle Assist Device Recovery Should Include Recovery of Ventilatory and Autonomic Nervous System Abnormalities.

Dimopoulos S, Adamopoulos S, Bonios M, Charitos C, Koliopoulou A, Karabinis A, Nanas S.

J Am Coll Cardiol. 2017 Sep 19;70(12):1537-1538. doi: 10.1016/j.jacc.2017.05.082. No abstract available.


Telerehabilitation Solution Conceptual Paper for Community-Based Exercise Rehabilitation of Patients Discharged After Critical Illness.

Tsavourelou A, Stylianides N, Papadopoulos A, Dikaiakos MD, Nanas S, Kyprianoy T, Tokmakidis SP.

Int J Telerehabil. 2016 Dec 15;8(2):61-70. doi: 10.5195/ijt.2016.6205. eCollection 2016 Fall. Erratum in: Int J Telerehabil. 2017 Jun 29;9(1):79-80.


Muscle microcirculation alterations and relation to dipping status in newly diagnosed untreated patients with arterial hypertension-A pilot study.

Tzanis G, Dimopoulos S, Manetos C, Koroboki E, Manios E, Vasileiadis I, Zakopoulos N, Nanas S.

Microcirculation. 2017 Oct;24(7). doi: 10.1111/micc.12384.


Route of nutrition and risk of blood stream infections in critically ill patients; a comparative study.

Gavri C, Kokkoris S, Vasileiadis I, Oeconomopoulou AC, Kotanidou A, Nanas S, Routsi C.

Clin Nutr ESPEN. 2016 Apr;12:e14-e19. doi: 10.1016/j.clnesp.2016.01.002. Epub 2016 Mar 2.


The effect of exercise training on characteristics of exercise oscillatory ventilation in chronic heart failure - Reply to the Letter to the Editor.

Panagopoulou N, Karatzanos E, Dimopoulos S, Nanas S.

Eur J Prev Cardiol. 2017 Aug;24(12):1285-1286. doi: 10.1177/2047487317709830. Epub 2017 May 17. No abstract available.


Exercise training improves characteristics of exercise oscillatory ventilation in chronic heart failure.

Panagopoulou N, Karatzanos E, Dimopoulos S, Tasoulis A, Tachliabouris I, Vakrou S, Sideris A, Gratziou C, Nanas S.

Eur J Prev Cardiol. 2017 May;24(8):825-832. doi: 10.1177/2047487317695627. Epub 2017 Jan 1.


Clinical factors affecting costs in patients receiving systemic antifungal therapy in intensive care units in Greece: Results from the ESTIMATOR study.

Armaganidis A, Nanas S, Antoniadou E, Mandragos K, Liakou K, Koutsoukou A, Baltopoulos G, Nakos G, Kounougeri A, Ganas K, Prekates A, Kompoti M, Georgopoulos D, Pneumatikos I, Zakynthinos E.

Mycoses. 2017 Jul;60(7):454-461. doi: 10.1111/myc.12616. Epub 2017 Apr 20.


Effect of neuromuscular stimulation and individualized rehabilitation on muscle strength in Intensive Care Unit survivors: A randomized trial.

Patsaki I, Gerovasili V, Sidiras G, Karatzanos E, Mitsiou G, Papadopoulos E, Christakou A, Routsi C, Kotanidou A, Nanas S.

J Crit Care. 2017 Aug;40:76-82. doi: 10.1016/j.jcrc.2017.03.014. Epub 2017 Mar 22.


Increased glucocorticoid receptor expression in sepsis is related to heat shock proteins, cytokines, and cortisol and is associated with increased mortality.

Vardas K, Ilia S, Sertedaki A, Charmandari E, Briassouli E, Goukos D, Apostolou K, Psarra K, Botoula E, Tsagarakis S, Magira E, Routsi C, Stratakis CA, Nanas S, Briassoulis G.

Intensive Care Med Exp. 2017 Dec;5(1):10. doi: 10.1186/s40635-017-0123-8. Epub 2017 Feb 21.


Determinants of prolonged intensive care unit stay in patients after cardiac surgery: a prospective observational study.

Kapadohos T, Angelopoulos E, Vasileiadis I, Nanas S, Kotanidou A, Karabinis A, Marathias K, Routsi C.

J Thorac Dis. 2017 Jan;9(1):70-79. doi: 10.21037/jtd.2017.01.18.


Insulin-Like Growth Factor-1 Bioregulation System Abnormalities: Another Explanatory Mechanism of Exercise Intolerance in Heart Failure.

Tzanis G, Philippou A, Dimopoulos S, Koutsilieris M, Nanas S.

JACC Heart Fail. 2017 Feb;5(2):155-156. doi: 10.1016/j.jchf.2016.11.001. No abstract available.


Immunoparalysis: Clinical and immunological associations in SIRS and severe sepsis patients.

Papadopoulos P, Pistiki A, Theodorakopoulou M, Christodoulopoulou T, Damoraki G, Goukos D, Briassouli E, Dimopoulou I, Armaganidis A, Nanas S, Briassoulis G, Tsiodras S.

Cytokine. 2017 Apr;92:83-92. doi: 10.1016/j.cyto.2017.01.012. Epub 2017 Jan 21.


Dynamic near-infrared spectroscopy assessment as an important tool to explore pulmonary arterial hypertension pathophysiology.

Dimopoulos S, Tzanis G, Karabinis A, Nanas S.

Eur Respir J. 2017 Jan 4;49(1). pii: 1601932. doi: 10.1183/13993003.01932-2016. Print 2017 Jan. No abstract available.


Recovery Kinetics: "There Is Nothing New Except What Has Been Forgotten".

Tzanis GS, Dimopoulos SK, Nanas SN.

JACC Heart Fail. 2016 Nov;4(11):909. doi: 10.1016/j.jchf.2016.07.006. No abstract available.


Use of Ventilator Bundle and Staff Education to Decrease Ventilator-Associated Pneumonia in Intensive Care Patients.

Parisi M, Gerovasili V, Dimopoulos S, Kampisiouli E, Goga C, Perivolioti E, Argyropoulou A, Routsi C, Tsiodras S, Nanas S.

Crit Care Nurse. 2016 Oct;36(5):e1-e7.


Left ventricular diastolic dysfunction--an independent risk factor for weaning failure from mechanical ventilation.

Konomi I, Tasoulis A, Kaltsi I, Karatzanos E, Vasileiadis I, Temperikidis P, Nanas S, Routsi CI.

Anaesth Intensive Care. 2016 Jul;44(4):466-73.


Effects of High-Intensity Interval Exercise Training on Skeletal Myopathy of Chronic Heart Failure.

Tzanis G, Philippou A, Karatzanos E, Dimopoulos S, Kaldara E, Nana E, Pitsolis T, Rontogianni D, Koutsilieris M, Nanas S.

J Card Fail. 2017 Jan;23(1):36-46. doi: 10.1016/j.cardfail.2016.06.007. Epub 2016 Jun 17.


Postextubation Dysphagia in Critical Patients: A First Report From the Largest Step-Down Intensive Care Unit in Greece.

Malandraki GA, Markaki V, Georgopoulos VC, Psychogios L, Nanas S.

Am J Speech Lang Pathol. 2016 May 1;25(2):150-6. doi: 10.1044/2015_AJSLP-14-0069.


Neuromuscular electrical stimulation acutely mobilizes endothelial progenitor cells in critically ill patients with sepsis.

Stefanou C, Karatzanos E, Mitsiou G, Psarra K, Angelopoulos E, Dimopoulos S, Gerovasili V, Boviatsis E, Routsi C, Nanas S.

Ann Intensive Care. 2016 Dec;6(1):21. doi: 10.1186/s13613-016-0123-y. Epub 2016 Mar 11.


Glutamine may repress the weak LPS and enhance the strong heat shock induction of monocyte and lymphocyte HSP72 proteins but may not modulate the HSP72 mRNA in patients with sepsis or trauma.

Briassouli E, Tzanoudaki M, Goukos D, Routsi C, Nanas S, Vardas K, Apostolou K, Kanariou M, Daikos G, Briassoulis G.

Biomed Res Int. 2015;2015:806042. doi: 10.1155/2015/806042. Epub 2015 Oct 13.


Attenuated Microcirculatory Response to Maximal Exercise in Patients With Chronic Heart Failure.

Tzanis G, Manetos C, Dimopoulos S, Vasileiadis I, Malliaras K, Kaldara E, Karatzanos E, Nanas S.

J Cardiopulm Rehabil Prev. 2016 Jan-Feb;36(1):33-7. doi: 10.1097/HCR.0000000000000145.


Microcirculatory alterations during continuous renal replacement therapy in ICU: A novel view on the 'dialysis trauma' concept.

Pipili C, Vasileiadis I, Grapsa E, Tripodaki ES, Ioannidou S, Papastylianou A, Kokkoris S, Routsi C, Politou M, Nanas S.

Microvasc Res. 2016 Jan;103:14-8. doi: 10.1016/j.mvr.2015.09.004. Epub 2015 Sep 30.


Changes in skeletal muscle microcirculation after a hemodialysis session correlates with adequacy of dialysis.

Pipili C, Grapsa E, Tripodaki ES, Ioannidou S, Manetos C, Parisi M, Nanas S.

Int J Nephrol Renovasc Dis. 2015 Jun 8;8:59-64. doi: 10.2147/IJNRD.S68639. eCollection 2015.


Myocardial pathology associated with myasthenia gravis.

Zis P, Dimopoulos S, Tavernarakis A, Nanas S.

J Clin Neuromuscul Dis. 2015 Jun;16(4):228. doi: 10.1097/CND.0000000000000079. No abstract available.


Comparative evaluation of Acute Physiology and Chronic Health Evaluation II and Sequential Organ Failure Assessment scoring systems in patients admitted to the cardiac intensive care unit.

Argyriou G, Vrettou CS, Filippatos G, Sainis G, Nanas S, Routsi C.

J Crit Care. 2015 Aug;30(4):752-7. doi: 10.1016/j.jcrc.2015.04.014. Epub 2015 Apr 24.


Continuous renal replacement therapy in critically ill patients does not affect urinary neutrophil gelatinase-associated lipocalin levels.

Vasileiadis I, Pipili C, Nanas S.

Crit Care. 2015 Mar 20;19:140. doi: 10.1186/s13054-015-0834-8. No abstract available.


Attitudes towards euthanasia among Greek intensive care unit physicians and nurses.

Kranidiotis G, Ropa J, Mprianas J, Kyprianou T, Nanas S.

Heart Lung. 2015 May-Jun;44(3):260-3. doi: 10.1016/j.hrtlng.2015.03.001. Epub 2015 Apr 1.


Prolonged Oxygen Kinetics During Constant Workload Submaximal Exercise Is Associated With Disease Severity in Adult Subjects With Cystic Fibrosis.

Armeniakou E, Perpati G, Dimopoulos S, Roditis P, Avdikou M, Barouchos N, Dionisopoulou V, Nanas S.

Respir Care. 2015 Aug;60(8):1164-71. doi: 10.4187/respcare.03258. Epub 2015 Mar 10.


Lifestyle intervention and one-year prognosis of patients following open heart surgery: a randomised clinical trial.

Kadda O, Kotanidou A, Manginas A, Stavridis G, Nanas S, Panagiotakos DB.

J Clin Nurs. 2015 Jun;24(11-12):1611-21. doi: 10.1111/jocn.12762. Epub 2015 Feb 24.


Red blood cell distribution width is a significant prognostic marker in advanced heart failure, independent of hemoglobin levels.

Tseliou E, Terrovitis JV, Kaldara EE, Ntalianis AS, Repasos E, Katsaros L, Margari ZJ, Matsouka C, Toumanidis S, Nanas SN, Nanas JN.

Hellenic J Cardiol. 2014 Nov-Dec;55(6):457-61.


Neuroticism personality trait is associated with Quality of Life in patients with Chronic Heart Failure.

Samartzis L, Dimopoulos S, Manetos C, Agapitou V, Tasoulis A, Tseliou E, Pozios I, Kaldara E, Terrovitis J, Nanas S.

World J Cardiol. 2014 Oct 26;6(10):1113-21. doi: 10.4330/wjc.v6.i10.1113.


Early response roles for prolactin cortisol and circulating and cellular levels of heat shock proteins 72 and 90α in severe sepsis and SIRS.

Vardas K, Apostolou K, Briassouli E, Goukos D, Psarra K, Botoula E, Tsagarakis S, Magira E, Routsi C, Nanas S, Briassoulis G.

Biomed Res Int. 2014;2014:803561. doi: 10.1155/2014/803561. Epub 2014 Aug 27.


Resuscitation after cardiac arrest in a septic porcine model: adding vasopressin vs epinephrine alone administration.

Loukas T, Vasileiadis I, Anastasiou H, Karatzanos E, Gerovasili V, Nana E, Tzanis G, Nanas S.

BMC Res Notes. 2014 Aug 4;7:492. doi: 10.1186/1756-0500-7-492.


Beneficial effects of combined exercise training on early recovery cardiopulmonary exercise testing indices in patients with chronic heart failure.

Georgantas A, Dimopoulos S, Tasoulis A, Karatzanos E, Pantsios C, Agapitou V, Ntalianis A, Roditis P, Terrovitis J, Nanas S.

J Cardiopulm Rehabil Prev. 2014 Nov-Dec;34(6):378-85. doi: 10.1097/HCR.0000000000000068.


Risk factors for tracheobronchial acquisition of resistant Gram-negative bacterial pathogens in mechanically ventilated ICU patients.

Papakonstantinou I, Angelopoulos E, Baraboutis I, Perivolioti E, Parisi M, Psaroudaki Z, Kampisiouli E, Argyropoulou A, Nanas S, Routsi C.

J Chemother. 2015 Oct;27(5):283-9. doi: 10.1179/1973947814Y.0000000199. Epub 2014 Jul 1.


Glutamine suppresses Hsp72 not Hsp90α and is not inducing Th1, Th2, or Th17 cytokine responses in human septic PBMCs.

Briassouli E, Goukos D, Daikos G, Apostolou K, Routsi C, Nanas S, Briassoulis G.

Nutrition. 2014 Oct;30(10):1185-94. doi: 10.1016/j.nut.2014.01.018. Epub 2014 Feb 22.


Near-infrared spectroscopy with vascular occlusion test may not be the adequate tool to explore microcirculation in pulmonary arterial hypertension--reply.

Dimopoulos S, Nanas S; authors.

Respir Care. 2014 Apr;59(4):e68-9. doi: 10.4187/respcare.03207. No abstract available.


Prediction of the renal replacement therapy requirement in mechanically ventilated critically ill patients by combining biomarkers for glomerular filtration and tubular damage.

Pipili C, Ioannidou S, Tripodaki ES, Parisi M, Douka E, Vasileiadis I, Joannidis M, Nanas S.

J Crit Care. 2014 Aug;29(4):692.e7-13. doi: 10.1016/j.jcrc.2014.02.011. Epub 2014 Feb 25.


Respiratory drive and breathing pattern abnormalities are related to exercise intolerance in chronic heart failure patients.

Tasoulis A, Dimopoulos S, Repasos E, Manetos C, Tzanis G, Sousonis V, Papazachou O, Terrovitis J, Nanas S.

Respir Physiol Neurobiol. 2014 Feb 1;192:90-4. doi: 10.1016/j.resp.2013.11.011. Epub 2013 Dec 17.


Acute microcirculatory effects of medium frequency versus high frequency neuromuscular electrical stimulation in critically ill patients - a pilot study.

Angelopoulos E, Karatzanos E, Dimopoulos S, Mitsiou G, Stefanou C, Patsaki I, Kotanidou A, Routsi C, Petrikkos G, Nanas S.

Ann Intensive Care. 2013 Dec 19;3(1):39. doi: 10.1186/2110-5820-3-39.


Exercise intolerance in chronic heart failure: the role of cortisol and the catabolic state.

Tzanis G, Dimopoulos S, Agapitou V, Nanas S.

Curr Heart Fail Rep. 2014 Mar;11(1):70-9. doi: 10.1007/s11897-013-0177-1. Review.


Changes in thenar muscle tissue oxygen saturation assessed by near-infrared spectroscopy during weaning from mechanical ventilation.

Poriazi M, Kontogiorgi M, Angelopoulos E, Vasileiadis I, Tripodaki ES, Nanou V, Fassoulaki A, Nanas S, Routsi C.

Minerva Anestesiol. 2014 Jun;80(6):666-75. Epub 2013 Nov 13.


SSRIs versus exercise training for depression in chronic heart failure: a meta-analysis of randomized controlled trials.

Samartzis L, Dimopoulos S, Tziongourou M, Koroboki E, Kyprianou T, Nanas S.

Int J Cardiol. 2013 Oct 12;168(5):4956-8. doi: 10.1016/j.ijcard.2013.07.143. Epub 2013 Aug 3. Review. No abstract available.


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