Assoz. Prof. Priv. Doz. Dr. Peter Kornprat

Leiter AG Leber/Galle/Pankreas

[Kornprat Peter]


1984-1990 Studium der Humanmedizin unter der Mindestzeit (11. Semester), Karl-Franzens Universität Graz

Beruflicher Werdegang

1990-1993 Turnusarzt LKH Klagenfurt
8/1993 Facharzt für Allgemeinmedizin
1993-2000 Ausbildung Facharzt für Chirurgie LKH Klagenfurt und AKH Wels
2000-2002 Facharzt für Chirurgie, AKH Wels
4/2001-5/2001 Visiting Investigator, Department of Surgery, Mayo Clinic, Rochester, Minnesota, USA
2003- Oberarzt Universitätsklinik für Chirurgie, Klinische Abteilung für Allgemeinchirurgie, Medizinische Universität Graz
4/2005-4/2006 Research Fellowship, Department of Surgery, Hepatobiliary Service, Memorial-Sloan Kettering Cancer Center, New York; USA
12.1.2007 Habilitation-Verleihung der Lehrbefugnis für das Fach Chirurgie
2008 Facharzt für Viszeralchirurgie
Derzeit- Stationsführender Oberarzt, Klinische Abteilung für Allgemeinchirurgie, Universitätsklinik für Chirurgie, Medizinische Universität Graz

Klinische Tätigkeit

  • Viszeralchirurgie
  • Allgemeinchirurgie
  • Laparoskopische Chirurgie
  • Chirurgische Endoskopie

Klinische Schwerpunkte

  • Hepatobiliäre und Pankreaschirurgie
  • Chirurgische Onkologie des Gastrointestinaltraktes


  • Hepatobiliäre Tumore
  • Kolorektales Karzinom


  • Deutsche Gesellschaft für Chirurgie
  • Österreichische Gesellschaft für Chirurgie
  • Österreichische Gesellschaft für Chirurgische Onkologie


  • Journal of Surgical Technique and Case Report
  • Case Reports in Pathology
  • WebmedCentral
  • Global Journal of Surgery
  • International Journal of Colorectal Disease
  • Saudi Journal of Gastroenterology
  • SRX Medicine
  • Journal of Emergencies, Trauma and Shock
  • Expert Review of Gastroenterology and Hepatology
  • Surgical Laparoscopy & Endoscopy
  • European Surgery
  • American Journal of Kidney Diseases


  1. Keratin 20 – A diagnostic and prognostic marker in colorectal cancer? Harbaum L, Pollheimer MJ, Kornprat P, Lindtner RA, Schlemmer A, Rehak P, Langner C. Histol Histopathol. 2012 Mar;27(3):347-56.
  2. Ibandronate and Calcitriol Reduces Fracture Risk, Reverses Bone Loss, and Normalizes Bone Turnover After lTX. Wagner D, Amrein K, Dimai HP, Kniepeiss D, Tscheliessnigg KH, Kornprat P, Dobnig H, Pieber T, Fahrleitner-Pammer A. Transplantation. 2012 Feb 15;93(3):331-6.
  3. NEMO expression in human hepatocellular carcinoma and its association with clinical outcome. Aigelsreiter A, Haybaeck J, Schauer S, Kiesslich T, Bettermann K, Griessbacher A, Stojakovic T, Bauernhofer T, Samonigg H, Kornprat P, Lackner C, Pichler M. Hum Pathol. 2011 Dec 14. [
  4. Incidental finding of sclerosing angiomatoid nodular transformation of the spleen. Kornprat P, Beham-Schmid C, Parvizi M, Portugaller H, Bernhardt G, Mischinger HJ. Wien Klin Wochenschr. 2011 Dec 5.
  5. Hepatobiliary transporter expression and post-operative jaundice in patients undergoing partial hepatectomy. Bernhardt GA, Zollner G, Cerwenka H, Kornprat P, Fickert P, Bacher H, Werkgartner G, Müller G, Zatloukal K, Mischinger HJ, Trauner M. Liver Int. 2012 Jan;32(1):119-27.
  6. Opportunistic cytomegalovirus infection causing colon perforation in a patient with systemic lupus erythematosus. Strasser C, Wolf EM, Kornprat P, Hermann J, Münch A, Langner C. Lupus. 2011 Oct 21.
  7. Perineural invasion is a strong and independent predictor of lymph node involvement in colorectal cancer. Betge J, Pollheimer MJ, Kornprat P, Rehak P, Vieth M, Langner C. Dis Colon Rectum. 2011 Nov;54(11):
  8. Incidental finding of a splenic hamartoma with tumour-like extramedullary erythropoiesis. Dolcet C, Kornprat P, Lindenmann J, Beham-Schmid C, Mischinger HJ. Wien Med Wochenschr. 2011 Aug;161(15-16):394-7.
  9. Keratin 7 expression in colorectal cancer–freak of nature or significant finding? Harbaum L, Pollheimer MJ, Kornprat P, Lindtner RA, Schlemmer A, Rehak P, Langner C. Histopathology. 2011 Aug;59(2):225-34.
  10. Intestinal obstruction caused by splenosis at the rectosigmoid junction, mimicking malignant pelvic tumor. Gincu V, Kornprat P, Thimary F, Jahn S, Mischinger HJ. Endoscopy. 2011;43 Suppl 2 UCTN:E260.
  11. Intramural and extramural vascular invasion in colorectal cancer: Prognostic significance and quality of pathology reporting. Betge J, Pollheimer MJ, Lindtner RA, Kornprat P, Schlemmer A, Rehak P, Vieth M, Hoefler G, Langner C. Cancer. 2012 Feb 1;118(3):628-38.
  12. Surgery for liver metastases originating from sarcoma-case series. Zacherl M, Bernhardt GA, Zacherl J, Gruber G, Kornprat P, Bacher H, Mischinger HJ, Windhager R, Jakesz R, Grünberger T. Langenbecks Arch Surg. 2011 Oct;396(7):1083-91.
  13. Serum albumin, subjective global assessment, body mass index and the bioimpedance analysis in the assessment of malnutrition in patients up to 15 years after liver transplantation. Wagner D, Adunka C, Kniepeiss D, Jakoby E, Schaffellner S, Kandlbauer M, Fahrleitner-Pammer A, Roller RE, Kornprat P, Müller H, Iberer F, Tscheliessnigg KH. Clin Transplant. 2011 Jul;25(4):E396-400.
  14. Effect on outcome of recurrence patterns after hepatectomy for colorectal metastases. D’Angelica M, Kornprat P, Gonen M, DeMatteo RP, Fong Y, Blumgart LH, Jarnagin WR. Ann Surg Oncol. 2011 Apr;18(4):1096-103.
  15. Tumor necrosis is a new promising prognostic factor in colorectal cancer. Pollheimer MJ, Kornprat P, Lindtner RA, Harbaum L, Schlemmer A, Rehak P, Langner C. Hum Pathol. 2010 Dec;41(12):1749-57.
  16. Massive diaphragmatic herniation following orthotopic liver transplantation in an adult. Wagner D, Iberer F, Sereinigg M, Kniepeiss D, Kornprat P, Fahrnleitner-Pammer A, Stiegler P, Tscheliessnigg K. Liver Transpl 2010;16:783-5.
  17. Clinicopathological significance of prolactin receptor expression in colorectal carcinoma and corresponding metastases. Harbaum L, Pollheimer MJ, Bauernhofer T, Kornprat P, Lindtner RA, Schlemmer A, Rehak P, Langner C. Mod Pathol. 2010 May 7.
  18. Late onset bile duct stricture caused by iatrogenic injury during laparoscopic cholecystectomy, mimicking cholangiocellular carcinoma. Bernhardt GA, Kornprat P, Schweiger W, Cerwenka H, Mischinger HJ. Endoscopy. 2010;42 Suppl 2:E148-9.
  19. Perineural Invasion: Correlation With Aggressive Phenotype and Independent Prognostic Variable in Both Colon and Rectum Cancer. Poeschl EM, Pollheimer MJ, Kornprat P, Lindtner RA, Schlemmer A, Rehak P, Vieth M, Langner C. J Clin Oncol. 2010 May 3.
  20. Sclerosing mesenteritis, a rare cause of a retroperitoneal tumor. Kornprat P, Liegl-Atzwanger B, Portugaller H, Bernhardt GA, Mischinger HJ. Wien Klin Wochenschr. 2010 Mar;122(5-6):179-83.
  21. Abdominal wall closure by incisional hernia and herniation after laparostoma] Mischinger HJ, Kornprat P, Werkgartner G, El Shabrawi A, Spendel S. Chirurg. 2010 Mar;81(3):201-10. German.
  22. Value of Tumor Size as a Prognostic Variable in Colorectal Cancer: A Critical Reappraisal. Kornprat P, Pollheimer MJ, Lindtner RA, Schlemmer A, Rehak P, Langner C. Am J Clin Oncol. 2010 Jan 22.
  23. Clinical significance of pT sub-classification in surgical pathology of colorectal cancer. Pollheimer MJ, Kornprat P, Pollheimer VS, Lindtner RA, Schlemmer A, Rehak P, Langner C. Int J Colorectal Dis. 2010 Feb;25(2):187-96.
  24. Do we follow evidence-based medicine recommendations during inguinal hernia surgery? Results of a survey covering 2441 hernia repairs in 2007. Bernhardt GA, Kornprat P, Cerwenka H, El-Shabrawi A, Mischinger HJ. World J Surg. 2009 Oct;33(10):2050-5.
  25. Chicken-bone perforation of a sigmoid colon diverticulum into the right groin and subsequent phlegmonous inflammation of the abdominal wall. Kornprat P, Langner C, Mohadjer D, J Mischinger H. Wien Klin Wochenschr. 2009;121(5-6):220-2.
  26. Management of colorectal liver metastases after complete response to neoadjuvant chemotherapy. A case of computertomography-guided wire marking of the liver tumor. Kornprat P, Schöllnast H, Cerwenka H, Werkgartner G, Bernhardt G, Mischinger HJ. Int J Colorectal Dis. 2009 Jan;24(1):125-6.
  27. Increased use of parenchymal-sparing surgery for bilateral liver metastases from colorectal cancer is associated with improved mortality without change in oncologic outcome: trends in treatment over time in 440 patients. Gold JS, Are C, Kornprat P, Jarnagin WR, Gönen M, Fong Y, DeMatteo RP, Blumgart LH, D’Angelica M. Ann Surg. 2008 Jan;247(1):109-17.
  28. Role of intraoperative thermoablation combined with resection in the treatment of hepatic metastasis from colorectal cancer. Kornprat P, Jarnagin WR, DeMatteo RP, Fong Y, Blumgart LH, D’Angelica M. Arch Surg. 2007 Nov;142(11):1087-92.
  29. Actual 10-year survival after resection of colorectal liver metastases defines cure. Tomlinson JS, Jarnagin WR, DeMatteo RP, Fong Y, Kornprat P, Gonen M, Kemeny N, Brennan MF, Blumgart LH, D’Angelica M. J Clin Oncol. 2007 Oct 10;25(29):4575-80.
  30. Management of pancreatic trauma and its consequences–guidelines or individual therapy? Cerwenka H, Bacher H, El-Shabrawi A, Kornprat P, Lemmerer M, Portugaller HR, Mischinger HJ. Hepatogastroenterology. 2007 Mar;54(74):581-4.
  31. Colitis cystica profunda associated with rectal prolapse: report of a case. Kornprat P, Langner C, Pfeifer J, Mischinger HJ. Int J Colorectal Dis. 2007 Dec;22(12):1555-6.
  32. Outcome after hepatectomy for multiple (four or more) colorectal metastases in the era of effective chemotherapy. Kornprat P, Jarnagin WR, Gonen M, DeMatteo RP, Fong Y, Blumgart LH, D’Angelica M. Ann Surg Oncol. 2007 Mar;14(3):1151-60.
  33. Lack of evidence for increased operative morbidity after hepatectomy with perioperative use of bevacizumab: a matched case-control study. D’Angelica M, Kornprat P, Gonen M, Chung KY, Jarnagin WR, DeMatteo RP, Fong Y, Kemeny N, Blumgart LH, Saltz LB. Ann Surg Oncol. 2007 Feb;14(2):759-65.
  34. Prospective study comparing standard and robotically assisted laparoscopic cholecystectomy. Kornprat P, Werkgartner G, Cerwenka H, Bacher H, El-Shabrawi A, Rehak P, Mischinger HJ. Langenbecks Arch Surg. 2006 Jun;391(3):216-21.
  35. Accuracy of preoperative routine MRI for hepatic lesion detection. Cerwenka H, Bacher H, Werkgartner G, El-Shabrawi A, Kornprat P, Mischinger HJ, Raith J. Clin Imaging. 2006 May-Jun;30(3):186-9.
  36. Expression of IGF-I, IGF-II, and IGF-IR in gallbladder carcinoma. A systematic analysis including primary and corresponding metastatic tumours. Kornprat P, Rehak P, Rüschoff J, Langner C. J Clin Pathol. 2006 Feb;59(2):202-6.
  37. Treatment of patients with pyogenic liver abscess. Cerwenka H, Bacher H, Werkgartner G, El-Shabrawi A, Kornprat P, Bernhardt GA, Mischinger HJ. Chemotherapy. 2005 Oct;51(6):366-9.
  38. Gossypiboma of the liver: CT, MRI and intraoperative ultrasonography findings. Cerwenka H, Bacher H, Kornprat P, Mischinger HJ. Dig Surg. 2005;22(5):311-2.
  39. Congenital absence of the portal vein in an adult woman: a case report. Kornprat P, Langner C, Fritz K, Mischinger HJ. Wien Klin Wochenschr. 2005 Jan;117(1-2):58-62.
  40. Enterolithiasis in jejunal diverticulosis, a rare cause of obstruction of the small intestine: a case report. Kornprat P, Langner C, Mischinger HJ. Wien Klin Wochenschr. 2005 Apr;117(7-8):297-9.
  41. Surgical therapy options in polycystic liver disease. Kornprat P, Cerwenka H, Bacher H, El-Shabrawi A, Tillich M, Langner C, Mischinger HJ. Wien Klin Wochenschr. 2005 Mar;117(5-6):215-8.
  42. Analysis of trefoil factor family protein 1 (TFF1, pS2) expression in chronic cholecystitis and gallbladder carcinoma. Kornprat P, Rehak P, Lemmerer M, Gogg-Kamerer M, Langner C. Virchows Arch. 2005 May;446(5):505-10.
  43. Intestinal bleeding associated with antiphospholipid antibody syndrome. Kornprat P, Bacher H, Cerwenka H, El-Shabrawi A, Langner C, Mischinger HJ. Endoscopy. 2005 Jan;37(1):95.
  44. Analysis of KIT (CD117) expression in gallbladder carcinomas by tissue microarray. Langner C, Lemmerer M, Kornprat P. Eur J Surg Oncol. 2004 Oct;30(8):847-50.
  45. Minimally invasive management of dysontogenetic hepatic cysts. Kornprat P, Cerwenka H, Bacher H, El-Shabrawi A, Tillich M, Langner C, Mischinger HJ. Langenbecks Arch Surg. 2004 Aug;389(4):289-92.
  46. [Endoscopic palliation of malignant gastric outlet obstruction by self-expanding metal stents] el-Shabrawi A, Cerwenka H, Bacher H, Schweiger J, Kornprat P, Mischinger HJ. Wien Klin Wochenschr. 2003 Dec 15;115(23):840-5. German.
  47. Is intraoperative ultrasonography during partial hepatectomy still necessary in the age of magnetic resonance imaging? Cerwenka H, Raith J, Bacher H, Werkgartner G, el-Shabrawi A, Kornprat P, Mischinger HJ. Hepatogastroenterology. 2003 Sep-Oct;50(53):1539-41.
  48. Sealing of postoperative axillary leakage after axillary lymphadenectomy using a fibrin glue coated collagen patch: a prospective randomised study. Berger A, Tempfer C, Hartmann B, Kornprat P, Rossmann A, Neuwirth G, Tulusan A, Kubista E. Breast Cancer Res Treat. 2001 May;67(1):9-14.