IOANNIS G. KEHAGIAS
Assistant Professor of Surgery – Medical School, University of Patras
SHORT CURRICULUM VITAE
Date and place of birth: 06/01/1961 – Patras, Greece
Medical degree: 1990, Medical School of Patras, Fair.
Doctorate thesis: 2001, Medical School of Patras, Excellent.
Professional positions
1991-1998: Resident in general surgery
1998: Staff surgeon, Surgical Department, Medical School, University of Patras
1999: Intensive care unit training (two years).
2002: Staff surgeon, Surgical Department, Medical School, University of Patras
2007: Assistant Professor of Surgery, Surgical Department, Medical School,
University of Patras
Additional training
1996: Instructor of A.T.L.S.
1999: Instructor of P.H.T.L.S
2004: Advance training in laparoscopic and robotic surgery. Aosta-Italy
2009: SILS (single incision laparoscopic surgery) Masterclass course, Elancourt
France)
Publications: 18 in international peer-reviewed journals
680 citations (10/2010)
h-index 12
Invited lectures, focused on bariatric surgery and advanced laparoscopic surgery in
many Greek and International congresses.
Publications in international peer-reviewed journals
1. Kalfarentzos F., Kehagias J., Mead N., Kokkinis K., and Gogos C.A.
“Enteral nutrition is superior to parenteral nutrition in severe acute
pancreatitis: results of a randomized prospective trial”.British Journal of
Surgery 84:1665-1669, 1997 (*)
(*) Η ανωτέρω εργασία έτυχε παγκόσμιας αναγνώρισης και
αναδημοσιεύτηκε στο “The Year Book of SURGERY”1999,Chapter 8,186187
2. Kalfarentzos F., Kehagias J., Kakkos S., Petsas T., Kokkinis K.,
Gogos C., Androulakis J.
“Treatment of patients with severe acute pancreatitis based on prospective
evaluation”
Hepato-Gastroenterology, 46:3249-3256, 1999
3. Kalfarentzos F., Dimakopoulos A., Kehagias I., Loukidi A., Mead N.
“Vertical banded gastroplasty versus standard or distal Roux-en-Y gastric
bypass based on specific selection criteria in the morbidly obese: preliminary
results”
Obesity Surgery, 9:433-442, 1999
4. Vagianos C.E., Kehagias J.G.
“Mesenteric ischemia. Therapeutic options”
Archives of Hellenic Medicine, 16 (2), 119-126, 1999
5. Fotopoulos L., Kehagias I., Kalfarentzos F.
"Dermolipectomies following weight loss after surgery for morbid obesity“
Obesity Surgery, 10:451-459, 2000
6. Kalfarentzos F., Kehagias I., Soulikia K., Loukidi A., Mead N.
“Weight loss following VBG in the morbidly obese: intermediate results of a
prospective study”
Obesity Surgery, 11:265-270, 2001
7. F.Kalfarentzos, F.Stavropoulou, S. Yarmenitis, I. Kechagias, M.
Karamesini, A. Dimitrakopoulos, A. Maniati
“Prophylaxis of Venous Thromboembolism Using Two Different Doses of
Low-Molecular-Weight Heparin (Nadroparin) in Bariatric Surgery: A
Prospective Randomized Trial”
Obesity Surgery, 11:670-676, 2001
8. F.Kalfarentzos, S. Papadoulas, G. Skroubis, I. Kehagias, A. Loukidi,
N. Mead
Prospective Evaluation of Biliopancreatic Diversion with Roux-en-Y Gastric
Bypass in the Super Obese
JOURNAL OF GASTROINTESTINAL SURGERY, 8:479-488, 2004
9. F.Kalfarentzos, G. Skroubis, I. Kehagias, N. Mead, K. Vagenas
A Prospective Comparison of Vertical Banded Gastroplasty and Roux-en-Y
Gastric Bypass in a Non-Superobese Population
Obesity Surgery, 16:151-158, 2006
10. G. Skroubis, S. Anesidis, I. Kehagias, N. Mead, K. Vagenas,
F. Kalfarentzos.
Roux-en-Y Gastric Bypass versus a Variant of Biliopancreatic Diversion in a
Non-Superobese Population: Prospective Comparison of the Efficacy and the
incidence of Metabolic Deficiencies
Obesity Surgery, 16:488-495, 2006
11. I.Kehagias, S.N. Karamanakos, S. Panagiotopoulos, K.
Panagopoulos, F. Kalfarentzos.
Laparoscopic versus open appendectomy: which way to go?
World J Gastroenterol. 2008 Aug 21;14(31):4909-14.
12. Spyropoulos C, Bakellas G, Skroubis G, Kehagias I, Mead N.
Vagenas K, Kalfarentzos F.
A prospective evaluation of a variant of biliopancreatic diversion with Rouxen-Y reconstruction in mega-obese patients (BMI>or=70kg/m(2))
Obes Surg. 2008 Jul;18(7):803-9
13. Vagenas K, Panagiotopoulos S, Kehagias I, Karamanakos SN, Mead
N, Kalfarentzos F.
Prospective evaluation of laparoscopic Roux en Y gastric bypass in
patients with clinically severe obesity.
World J Gastroenterol. 2008 Oct 21;14(39):6024-9.
14. Kehagias I, Karamanakos SN, Panagiotopoulos S, Giali S, Gogos CA,
Kalfarentzos F.
A rare case of intussusception leading to the diagnosis of acquired immune
deficiency syndrome: a case report.
J Med Case Reports. 2009 Feb 11;3:61.
15. Triantos CK, Kehagias I, Nikolopoulou V, Burroughs AK.
Incarcerated umbilical hernia after large volume paracentesis for refractory
ascites.
J Gastrointestin Liver Dis. 2010 Sep;19(3):245
16. Triantos CK, Kehagias I, Nikolopoulou V, Burroughs AK
Surgical Repair of Umbilical Hernias in Cirrhosis With Ascites.
Am J Med Sci. 2010 Sep 30
17. Karamanakos SN, Sdralis E, Panagiotopoulos S, Kehagias I.
Laparoscopy in the emergency setting: a retrospective review of 540 patients
with acute abdominal pain.
Karamanakos SN, Sdralis E, Panagiotopoulos S, Kehagias I.
Surg Laparosc Endosc Percutan Tech. 2010 Apr;20(2):119-24.
18. Spyropoulos C, Kehagias I, Panagiotopoulos S, Mead N, Kalfarentzos
F.
Revisional bariatric surgery: 13-year experience from a tertiary institution.
Arch Surg. 2010 Feb;145(2):173-7.