Δημοσιεύσεις
1. Anal manometry in patients with fissure-in-ano before and after internal sphincterotomy.
Xynos E, Tzortzinis A, Chrysos E, Tzovaras G, Vassilakis JS.
Int J Colorect Dis 1993; 8: 125-128.
2. Gallbladder emptying after antiulcer gastric surgery.
Pechlivanides G, Xynos E, Chrysos E, Tzovaras G, Fountos A, Vassilakis JS
` Am J Surg 1994; 168:335-339.
3. Reproducibility of Gallbladder Emptying Scintigraphic Studies.
Xynos E, Pechlivanides G, Zoras O, Chrysos E, Tzovaras G, Fountos A,
Vassilakis JS.
J Nucl Med 1994; 35: 835-839.
4. Anorectal function after low anterior resection of the rectum.
Vassilakis JS, Pechlivanides G, Zoras O, Vrachasotakis N, Chrysos E, Tzovaras G, Xynos E.
Int J Colorect Dis 1995; 10: 101-106.
5. A Composite Score of Enterogastric Reflux Quantitation on 99mTc-HIDA scintigraphy.
Zoras O, Chrysos E, Tzovaras G, Fountos A, Vassilakis SJ, Xynos E.
Hepato-Gastroenterology 1995; 42: 847-850.
6. Εffect of hiatal hernia on esophageal manometry and pH-Metry in Gastroesophageal Reflux Disease.
Kasapidis P, Vassilakis JS, Tzovaras G, Chrysos E, Xynos E.
Dig Dis Sci 1995; 40: 2724-2730.
7. Effect of Nifedipine on rectoanal motility.
Chrysos E, Xynos E, Tzovaras G, Tsiaoussis J, Vassilakis JS.
Dis Colon Rectum 1996; 39: 212-216
8. The effect of intravenous erythromycin on esophageal motility in healthy subjects.
Tzovaras G, Xynos E, Chrysos E, Mantides A, Vassilakis JS.
Am J Surg 1996; 171: 316-319.
9. Laparoscopic Heller’s cardiomyotomy and Dor’s fundoplication for esophageal achalasia.
Xynos E, Tzovaras G, Petrakis I, Chrysos E, Vassilakis JS.
J Laparoendosc Surg 1996; 6: 253-258.
10. Roux-Y choledochojejunostomy and duodenojejunostomy for the complicated duodenal diverticulum.
Vassilakis JS, Tzovaras G, Chrysos E, Mouzas I, Manousos O, Xynos E.
Am J Surg 1997; 174: 45-48.
11. Cutaneous electrogastrography for the assessment of gastric myoelectrical activity in type I diabetes mellitus.
Mantides A, Stephanides G, Kioulanis I, Tzovaras G, Epanomeritakis E, Xynos E.
Am J Gastroenterol 1997; 92: 1190-1193.
12. Gallbladder fasting volume is reduced and gallbladder postprandial emptying is enhanced by intravenous erythromycin.
Tsiaoussis I, Xynos E, Tzovaras G, Chrysos E, Glynos M, Vassilakis JS.
Dig Dis Sci 1998; 43: 178-182..
13. Diagnosis and treatment of sphincter of Oddi dysfunction.
Tzovaras G, Rowlands BJ.
Br J Surg 1998; 85: 588-595.
14. Gastric emptying of solids is enhanced by erythromycin in patients with Roux-en-Y gastrojejunostomy.
Petrakis I, Vassilakis SJ, Karkavitsas N, Tzovaras G, Epanomeritakis E, Tsiaoussis I, Xynos E.
Arch Surg 1998; 133: 709-714.
15. A rare case of benign mesenchymoma of the breast in a man.
Chalkiadakis G, Petrakis I, Chrysos E, Tzovaras G, Datseris G, Vassilakis SJ
Eur J Surg Oncol, 1999; 25: 96-97.
16. Santoriniplasty in the management of symptomatic pancreas divisum.
Tzovaras G, Rowlands BJ.
Eur J Surg 2000; 166: 400-404.
17. Management of pancreatic pseudocysts.
Parks RW, Tzovaras G, Diamond T, Rowlands BJ.
Ann R Coll Surg Engl 2000; 82: 383-387.
18. What are the risks of diagnostic and therapeutic endoscopic retrograde cholangiopancreatography?
Tzovaras G, Shukla P, Kow L, Mounkley D, Wilson T, Toouli J.
Aust N Z J Surg 2000; 70: 778-782..
19. Erythromycin enhances esophageal motility in patients with gastroesophageal reflux.
Chsysos E. Tzovaras G, Epanomeritakis E, Tsiaoussis J, Vrachassotakis N, Vassilakis JS, Xynos E.
Aust N Z J Surg 2001; 71: 98-102.
20. Minimally invasive management of bile leak after laparoscopic cholecystectomy.
Tzovaras G, Peyser P, Kow L, Wilson T, Padbury R, Toouli J.
HPB 2001; 3: 165-168.
21. Transduodenal sphincteroplasty and transampullary septectomy for sphincter of Oddi dysfunction.
Tzovaras G, Rowlands BJ.
Ann R Coll Surg Engl 2002; 84: 14-19.
22. Early and long-term results of surgery for severe necrotizing pancreatitis.
Tzovaras G, Parks RW, Diamond T, Rowlands BJ.
Dig Surg 2004; 21: 41-46.
23. Effect of sodium valproate on esophageal motility in healthy subjects and patients with gastroesophageal reflux.
Tzovaras G, Tsiaoussis J, Athanasakis E, Zoras O, Xynos E, Chrysos E.
Scand J Gastroenterol 2004; 39: 521-526.
24. New trends in the management of colonic trauma.
Tzovaras G, Hatzitheofilou C
Injury 2005; 36: 1011-1015.
25. One trocar laparoscopic placement of peritoneal shunt for hydrocephalus: a simplified technique for obese patients.
Tepetes K, Tzovaras G, Paterakis K, Spyridakis M, Haftouras N, Hatzitheofilou C. Clinical Neurology and Neurosurgery 2006; 108: 580-82.:
26. Laparoscopic cholecystectomy under spinal anaesthesia: A pilot study.
Tzovaras G, Fafoulakis F, Pratsas K, Georgopoulou S, Stamatiou G, Hatzitheofilou C.
Surg Endosc 2006; 20: 580-582.
27. Efficacy and safety of therapeutic ERCP in patients 90 years of age and older.
Katsinelos P, Paroutoglou G, Kountouras J, Zavos C, Beltsis A, Tzovaras G.
Gastrointest Endosc 2006; 63: 417-23.
28. Endoscopic mucosal resection of lateral spreading tumors of the colon using a novel solution.
Katsinelos P, Paroutoglou G, Beltsis A, Chatzimavroudis G, Papaziogass b, Katsinelos T, Rizos C, Tzovaras G, Vasiliadis I, Dimiropoulos S.
Surg Laparosc Endosc Percutan Tech 2006; 16: 73-7.
29. Timing of laparoscopic cholecystectomy for acute cholecystitis: a prospective non randomized study.
Tzovaras G, Zacharoulis D, Liakou P, Theodoropoulos T, Paroutoglou G, Hatzitheofilou C.
World J Gastroenterol 2006; 12: 5528-31.
30. Vascular injuries in laparoscopic cholecystectomy: an underestimated problem.
Tzovaras G, Dervenis C.
Dig Surg 2006; 23: 370-74.
31. The role of antibiotic prophylaxis in elective tension-free mesh inguinal hernia repair.
Tzovaras G, Delikoukos S, Christodoulides G, Spyridakis M, Mantzos F, Tepetes K, Athanassiou E, Hatzitheofilou C.
Int J Clin Pract 2007; 61: 236-39.
32. Late-onset deep mesh infection after inguinal hernia repair.
Delikoukos S, Tzovaras G, Liakou P, Mantzos F, Hatzitheofilou C.
Hernia 2007; 11: 15-7.
33. Live birth after laparotomy for concurrent heterotopic pregnancy and appendicitis in a 6 weeks IVF pregnancy.
Daponte A, Spyridakis M, Ioannou M, Vanakara P, Tzovaras G, Hatzitheofilou C, Messinis I.
Arch Gynecol Obstet 2007; 275: 397-99.
34. Acute appendicitis due to appendiceal obstruction from a migrated biliary stent.
Tzovaras G, Liakou P, Makryiannis E, Paroutoglou G.
Am J Gastroenterol 2007; 102: 195-96.
35. Laparoscopic appendectomy: differnces between male and female patients with suspected acute appendicitis.
Tzovaras G, Liakou P, Baloyiannis I, Spyridakis M, Mantzos F, Tepetes K, Athanassiou E, Hatzitheofilou C.
World J Surg 2007; 31: 409-13.
36. Modified radiofrequency-assisted liver resection: a new device.
Zacharoulis D, Tzovaras G, Rountas C, Poultsidis A, Katsogridakis E, Sioka E, Hatzitheofilou C.
J Surg Oncol 2007; 96: 254-57.
37. Laparoscopic cholecystectomy using spinal anaesthesia.
Tzovaras G, Pratsas K, Georgopoulou S.
Br J Anaesth 2007; 99: 744
38. A comparative study of standard ERCP catheter and hydrophilic guide wire in the selective cannulation of the common bile duct.
Katsinelos P, Paroutoglou G, Kountouras J, Chatzimavroudis G, Zavos C, Pilpilidis I, Tzelas G, Tzovaras G.
Endoscopy 2008; 40: 302-07. (Impact factor 5.545) citations: 15
Προοπτική τυχαιοποιημένη μελέτη
Χοληφόρα: ενδοσκοπική θεραπεία
39. Spinal versus general anesthesia for laparoscopic cholecystectomy: interim analysis of a controlled randomized trial.
Tzovaras G, Fafoulakis F, Pratsas K, Georgopoulou S, Stamatiou G, Hatzitheofilou C.
Arch Surg 2008; 143: 457-501.
40. Laparoscopic ventral hernia repair under spinal anesthesia: a feasibility study.
Tzovaras G, Zacharoulis D, Georgopoulou S, Pratsas K, Stamatiou G, Hatzitheofilou C.
Am J Surg 2008; 196: 191-194.
41. Is there a role for drain use in elective laparoscopic cholecystectomy? A controlled randomized trial.
Tzovaras G, Liakou P, Fafoulakis, Baloyiannis I, Zacharoulis D, Hatzitheofilou C.
Am J Surg 2009; 197:759-763.
42. The fat content of small primary breast cancer interferes with radiofrequency-induced thermal ablation.
Athanassiou E, Sioutopoulou D, Vamvakopoulos N, Karasavvidou F, Tzovaras G, Tziastoudi E, Sakellariou M, Hatzitheofilou C.
Eur Surg Res 2009; 42: 54-58.
43. Laparoscopic transabdominal preperitoneal repair of inguinal hernia under spinal anesthesia: a pilot study.
Zacharoulis D, Fafoulakis F, Baloyiannis I, Sioka E, Georgopoulou S, Pratsas C, Hantzi E, Tzovaras G.
Am J Surg 2009; 198: 456-459.
44. Acute occlusion of the celiac axis and its branches with perforation of gastric fundus and splenic infarction, findings on spiral computed tomography: a case report.
Kelekis NL, Athanassiou E, Loggiti D, Moisidou R, Tzovaras G, Fezoulidis I
Cases J 2010; 3:82
45. Laparoendoscopic rendezvous: an effective alternative to a failed preoperative ERCP in patients with cholecystocholedocholithiasis.
Tzovaras G, Baloyiannis I, Kapsoritakis A, Psychos A, Paroutoglou G, Potamianos S.
Surg Endosc 2010; 24: 2603-06
46. Radiofrequency-assisted hemostasis in a trauma model: a new indication for a bipolar device.
Zacharoulis D, Lazoura O, Sioka E, Tzovaras G, Rountas C, Spiropoulos S, Zahari E, Hatzitheofilou C.
J Laparoendosc Adv Surg Tech 2010; 20: 421-6
47. Laparoscopic versus open appendectomy in men: a prospective randomized trial.
Tzovaras G, Baloyiannis I, Kouritas V, Symeonidis D, Spyridakis M, Poultsidi A, Tepetes K, Zacharoulis D.
Surg Endosc 2010; 24: 2987-92
48. Anatomy and complications following laparoscopic sleeve gastrectomy: radiological evaluation and imaging pitfalls.
Triantafyllidis G, Lazoura O, Sioka E, Tzovaras G, Antoniou A, Vassiou K, Zacharoulis D.
Obes Surg, 2011; 21: 473-478
49. Partially coveres vs uncovered sphincterome and post-endoscopic sphincterotomy bleeding.
Katsinelos P, Paroutoglou G, Kountouras J, Chatzimavroudis G, Zavos C, Terzoudis S, Katsinelos T, Fasoulas K, Gelas G, Tzovaras G, Pilpilidis I.
World J Gastroenterol 2010; 16: 5077-83.
50. Symptoms of gastroesophageal reflux following laparoscopic sleeve gastrectomh are related to the final shape of the sleeve as depicted by radiology.
Lazoura O, Zacharoulis D, Triantafyllidis G, Fanariotis M, Sioka E, Papamargaritis D, Tzovaras G.
Obes Surg 2011; 21: 295-299
51. Open inguinal hernia repair with the use of a polyglycolic acid-trimethylene carbonate absorbable mesh: a pilot study.
Efthymiou M, Symeonidis D, Koukoulis G, Tepetes K, Zacharoulis D, Tzovaras G..
Hernia 2011; 15: 181-184
52. A novel experimental animal model of arterial stenosis based on endovascular radiofrequency energy application.
Lazoura O, Zacharoulis D, Kanavou T, Rountas C, Katsimboulas M, Tzovaras G, Habib N.
J Invest Surg 2011; 24: 123-128
53. Impact of intraoperative hypotension on hospital stay in major abdominal surgery.
Tassoudis V, Vretzakis G, Petsiti A, Stamatiou G, Bouzia K, Melekos M, Tzovaras G.
J Anesth 2011; 25: 492-499
54. Influence of the learning curve on safety and efficiency of laparoscopic sleeve gastrectomy.
Zacharoulis D, Sioka E, Papamargaritis D, Lazoura O, Rountas C, Zachari E, Tzovaras G.
Obes Surg 2012; 22: 411-415
55. Symptoms suggestive of dumping syndrome after provocation in patients after laparoscopic sleeve gastrectomy.
Tzovaras G, Papamargaritis D, Sioka E, Zachari E, Baloyiannis I, Zacharoulis D, Koukoulis G.
Obes Surg 2012; 22: 23-28
56. Experimental animal study of a novel radiofrequency endovascular occlusion device.
Zacharoulis D, Lazoura O, Rountas C, Katsimboulas M, Mantzianas G, Tzovaras G, Habib N.
Am J Surg 2011; 202: 103-
57. Laparoendoscopic rendezvous versus preoperative ERCP and laparoscopic cholecystectomy for the management of cholecysto-choledocholithiasis: interim analysis of a controlled randomized trial.
Tzovaras G, Baloyiannis I, Zachari E, Symeonidis D, Zacharoulis D, Kapsoritakis A, Paroutoglou G, Potamianos S.
Ann Surg 2012; 255: 435-439
58. Long-term results after laparoscopic transabdominal preperitoneal (TAPP) inguinal hernia repair under spinal anesthesia.
Tzovaras G, Symeodidis D, Koukoulis G, Baloyiannis I, Georgopoulou S, Pratsas C, Zacharoulis D.
Hernia 2012; 16: 641-645
59. Dumping symptoms and incidence of hypoglycaemia after provocation test at 6 and 12 months after laparoscopic sleeve gastrectomy.
Papamargaritis D, Koukoulis G, Sioka E, Bargiota A, Zacharoulis D, Tzovaras G.
Obes Surg 2012; 22: 1600-1606
60. Complicated cholelithiasis: an unusual combination of acute pancreatitis and bouveret syndrome.
Baloyiannis I, Symeonidis D, Koukoulis G, Zachari E, Potamianos S, Tzovaras G.
Case Rep Gastroenterol 2012; 6: 459-464
61.The role of drain in laparoscopic sleeve gastrectomy
Zacharoulis D, Sioka E, Oikonomou K, Ppamargaritis D, Zachari E, Rountas C, Tzovaras G.
Am Surg 2012; 78: E465-466
62. Open inguinal hernia repair with the use of polyglycolic acid/trimethylene carbonate
absorbable mesh: a critical update of the long-term results.
Symeonidis D, Efthimiou M, Koukoulis G, Athanasiou E, Mamaloudis I, Tzovaras G.
Hernia 2013; 17: 85-87
63. Changes in gut hormone profile and glucose homeostasis after laparoscopic sleeve gastrectomy
Papamargaritis D, le Roux CW, Sioka E, Koukoulis G, Tzovaras G, Zacharoulis D.
Surg Obes Relat Dis 2013; 9: 192-201
64. Influence of eating profile on the outcome of laparoscopic sleeve gastrectomy
Sioka E, Tzovaras G, Oikonomou K, Katsogridaki G, Zachari E, Papamargaritis D, Pinaka O, Zacharoulis D.
Obes Surg 2013; 23: 501-508
65. Habib EndoHPB: a novel endobiliary radiofrequency ablation device. An experimental study.
Zacharoulis D, Lazoura O, Sioka E, Potamianos S, Tzovaras G, Nicholls J, Κoukoulis G, Habib N.
J Invest Surg 2013; 26: 6-10
66. Effect of pre-emptive pregabalin on pain intensity and postoperative morphine
consumption after laparoscopic cholecystectomy.
Sarakatsianou C, Theodorou E, Georgopoulou S, Stamatiou G, Tzovaras G.
Surg Endosc 2013; 27: 2504-2511 (
67. Open inguinal hernia repair with the use of polyglycolic acid/trimethylene carbonate mesh: gross and pathologic assessment of the iguinal area at reoperation for recurrence.
Symeonidis D, Efthimiou M, Koukoulis G, Mamaloudis I, Ioannou M, Tzovaras G.
Hernia 2013; 17: 791-
68. Laparoscopic left lateral sectionectomy with the use of Habib 4x: technical aspects.
Zacharoulis D, Sioka E, Tzovaras G, Jiao LR, Habib N.
J Laparoendosc Adv Surg Tech A 2013; 23: 549-552.
69. Laparoscopic ventral hernia repair in obese patients under spinal anesthesia.
Symeonidis D, Baloyiannis I, Georgopoulou S, Koukoulis G, Athanassiou E, Tzovaras G.
Int J Surg 2013; 11: 926-929.
70. Prospective non-randomized comparison of open versus laparoscopic transabdominal preperitoneal (TAPP) inguinal hernia repair under different anesthetic methods.
Symeonidis D, Baloyiannis I, Koukoulis G, Pratsas K, Georgopoulou S, Efthymiou M, Tzovaras G.
Surg Today 2014; 44: 906-913.
71. Comparison of glucose homeostasis parameters between patients with high and low risk of diabetes at 6 weeks and 6 months after sleeve gastrectomy.
Papamargaritis D, Tzovaras G, Sioka E, Zachari E, Koukoulis G, Zacharoulis D.
Surg Obes Relat Dis. 2016
72. Spinal versus general anesthesia for transabdominal preperitoneal (TAPP) repair of inguinal hernia: Interim analysis of a controlled randomized trial.
Sarakatsianou C, Georgopoulou S, Baloyiannis I, Chatzimichail M, Vretzakis G, Zacharoulis D, Tzovaras G.
Am J Surg. 2017
73. Differences in Anthropometric and Metabolic Parameters Between Subjects with Hypoglycaemia and Subjects with Euglycaemia After an Oral Glucose Tolerance Test Six Months After Laparoscopic Sleeve Gastrectomy.
Papamargaritis D, Zacharoulis D, Sioka E, Zachari E, Bargiota A, Koukoulis G, Tzovaras G.
Obes Surg. 2016; 26(11):2747-2755.
74. Desire for Body Contouring Surgery After Laparoscopic Sleeve Gastrectomy.
Sioka E, Tzovaras G, Katsogridaki G, Bakalis V, Bampalitsa S, Zachari E, Zacharoulis D.
Aesthetic Plast Surg. 2015;39(6):978-84
75. Current status of laparoendoscopic rendezvous in the treatment of cholelithiasis with concomitant choledocholithiasis.
Baloyiannis I, Tzovaras G.
World J Gastrointest Endosc. 2015 Jun 25;7(7):714-9. Review.
76. Complicated gallstones after laparoscopic sleeve gastrectomy.
Sioka E, Zacharoulis D, Zachari E, Papamargaritis D, Pinaka O, Katsogridaki G, Tzovaras G.
J Obes. 2014
77. Is it really worth it? Reply to: Selective use of bioabsorbable Gore BIO-A plug and patch for groin hernia repair.
Negro P, Campanelli G, Ipponi PL, Gossetti F, Dassatti MR, Manto O, D’Amore L. Hernia. 2013, 17(6):795-6.
Symeonidis D, Efthimou M, Koukoulis G, Tzovaras G.
Hernia. 2015 Jun;19(3):533-4