Cihan Yurdaydin

Summary

Affiliation: Ankara University
Country: Turkey

Publications

  1. ncbi request reprint The central opioid system in liver disease and its complications
    C Yurdaydin
    Gastroenterology Section, University of Ankara Medical School, Turkey
    Metab Brain Dis 16:79-83. 2001
  2. ncbi request reprint Famciclovir treatment of chronic delta hepatitis
    Cihan Yurdaydin
    Department of Gastroenterology, University of Ankara Medical School, Cebeci Tip Fakultesi Hastanesi, 06100 Dikimevi, Turkey
    J Hepatol 37:266-71. 2002
  3. doi request reprint Entecavir treatment of chronic hepatitis D
    Gokhan Kabacam
    Departments of Gastroenterology, University of Ankara Medical School, Dikimevi 06100, Ankara, Turkey
    Clin Infect Dis 55:645-50. 2012
  4. ncbi request reprint Lichen planus and HCV infection in Turkish patients
    Didem Karavelioğlu
    Department of Gastroenterology, Baskent University Medical School, Ankara, Turkey
    Turk J Gastroenterol 15:133-6. 2004
  5. ncbi request reprint Serum connective tissue markers as predictors of advanced fibrosis in patients with chronic hepatitis B and D
    Gülseren Seven
    Department of Gastroenterology, University of Ankara School of Medicine, Ankara, Turkey
    Turk J Gastroenterol 22:305-14. 2011
  6. ncbi request reprint Pegylated interferon-based treatment in patients with advanced liver disease due to chronic delta hepatitis
    Gokhan Kabacam
    Ankara University, School of Medicine, Department of Gastroenterology, Ankara, Turkey
    Turk J Gastroenterol 23:560-8. 2012
  7. doi request reprint The characteristics and clinical outcome of drug-induced liver injury: a single-center experience
    Ramazan Idilman
    Department of Gastroenterology, Ankara University Faculty of Medicine, Ankara, Turkey
    J Clin Gastroenterol 44:e128-32. 2010
  8. ncbi request reprint Factor V Leiden, prothrombin G20210A and MTHFR gene mutations in inflammatory bowel disease
    Murat Toruner
    Department of Gastroenterology, Ankara University Medical School, Ankara, Turkey
    Turk J Gastroenterol 15:250-2. 2004
  9. ncbi request reprint Oral ganciclovir for treatment of lamivudine-resistant hepatitis B virus infection: a pilot study
    Hakan Bozkaya
    Department of Gastroenterology, Ankara University Medical School, Ankara, Turkey
    Clin Infect Dis 35:960-5. 2002
  10. doi request reprint Seropositivity for delta hepatitis in patients with chronic hepatitis B and liver cirrhosis in Turkey: a meta-analysis
    Halil Degertekin
    Department of Gastroenterology, Ufuk University School of Medicine, Ankara, Turkey
    Liver Int 28:494-8. 2008

Detail Information

Publications38

  1. ncbi request reprint The central opioid system in liver disease and its complications
    C Yurdaydin
    Gastroenterology Section, University of Ankara Medical School, Turkey
    Metab Brain Dis 16:79-83. 2001
    ..This short review summarizes current knowledge on the role of the opioid system in development of these liver disease manifestations...
  2. ncbi request reprint Famciclovir treatment of chronic delta hepatitis
    Cihan Yurdaydin
    Department of Gastroenterology, University of Ankara Medical School, Cebeci Tip Fakultesi Hastanesi, 06100 Dikimevi, Turkey
    J Hepatol 37:266-71. 2002
    ....
  3. doi request reprint Entecavir treatment of chronic hepatitis D
    Gokhan Kabacam
    Departments of Gastroenterology, University of Ankara Medical School, Dikimevi 06100, Ankara, Turkey
    Clin Infect Dis 55:645-50. 2012
    ..The aim of this study was to investigate the efficacy of entecavir in chronic hepatitis D (CHD)...
  4. ncbi request reprint Lichen planus and HCV infection in Turkish patients
    Didem Karavelioğlu
    Department of Gastroenterology, Baskent University Medical School, Ankara, Turkey
    Turk J Gastroenterol 15:133-6. 2004
    ..A relation between hepatitis C virus (HCV) infection with lichen planus (LP) has been reported in the literature but remains controversial. To find out the prevalence of HVC infection among patients with LP...
  5. ncbi request reprint Serum connective tissue markers as predictors of advanced fibrosis in patients with chronic hepatitis B and D
    Gülseren Seven
    Department of Gastroenterology, University of Ankara School of Medicine, Ankara, Turkey
    Turk J Gastroenterol 22:305-14. 2011
    ..Liver biopsy to assess fibrosis is invasive and prone to sampling error. While algorithms of serum markers to predict fibrosis stage have been described for chronic hepatitis C, these cannot be applied equally well to hepatitis B...
  6. ncbi request reprint Pegylated interferon-based treatment in patients with advanced liver disease due to chronic delta hepatitis
    Gokhan Kabacam
    Ankara University, School of Medicine, Department of Gastroenterology, Ankara, Turkey
    Turk J Gastroenterol 23:560-8. 2012
    ....
  7. doi request reprint The characteristics and clinical outcome of drug-induced liver injury: a single-center experience
    Ramazan Idilman
    Department of Gastroenterology, Ankara University Faculty of Medicine, Ankara, Turkey
    J Clin Gastroenterol 44:e128-32. 2010
    ..The aim of this cohort study was to determine the characteristics and clinical outcome of 170 patients with drug-induced liver injury (DILI) in a single center...
  8. ncbi request reprint Factor V Leiden, prothrombin G20210A and MTHFR gene mutations in inflammatory bowel disease
    Murat Toruner
    Department of Gastroenterology, Ankara University Medical School, Ankara, Turkey
    Turk J Gastroenterol 15:250-2. 2004
    ..The aim of this study was to evaluate the prevalence of factor V Leiden, prothrombin G20210A and methylene tetrahydrofolate reductase (MTHFR) gene mutations in IBD patients followed in our outpatient clinic...
  9. ncbi request reprint Oral ganciclovir for treatment of lamivudine-resistant hepatitis B virus infection: a pilot study
    Hakan Bozkaya
    Department of Gastroenterology, Ankara University Medical School, Ankara, Turkey
    Clin Infect Dis 35:960-5. 2002
    ..In conclusion, 6 months of ganciclovir treatment is not effective for suppression of lamivudine-resistant HBV infection...
  10. doi request reprint Seropositivity for delta hepatitis in patients with chronic hepatitis B and liver cirrhosis in Turkey: a meta-analysis
    Halil Degertekin
    Department of Gastroenterology, Ufuk University School of Medicine, Ankara, Turkey
    Liver Int 28:494-8. 2008
    ..Recent reports suggest a decline of delta hepatitis (DH) in the West as well as in the Far East...
  11. doi request reprint Complete genome sequences and phylogenetic analysis of hepatitis delta viruses isolated from nine Turkish patients
    Inci Celik
    Department of Gastroenterology, Institute of Hepatology, School of Medicine, Ankara University, Cebeci, Turkey
    Arch Virol 156:2215-20. 2011
    ..8% (between the Turkish isolates and HDV-1). The lowest sequence similarity is 56.4% (between the Turkish isolates and HDV-3). In conclusion, phylogenetic analysis shows that the Turkish HDV isolates belong to HDV-1...
  12. ncbi request reprint Hepatitis B core antigen expression pattern reflects the response to anti-viral treatment
    Yusuf Uzun
    Department of Gastroenterology, Faculty of Medicine, Karadeniz Technical University, Blok 30 Daire 11, 61080 Trabzon, Turkey
    J Gastroenterol Hepatol 21:977-81. 2006
    ..The aim of the present paper was to evaluate the role of HBcAg expression in liver tissue and the rate of hepatocyte proliferation in response to antiviral treatment in chronic hepatitis B...
  13. ncbi request reprint Portal venous system: evaluation with contrast-enhanced 3D MR portography
    Ayse Erden
    Department of Radiology, Ankara University, Medical School, Sihhiye, 06100 Ankara, Turkey
    Clin Imaging 27:101-5. 2003
    ..The major limitation of contrast-enhanced 3D MR portography was its inability to provide objective hemodynamic data regarding flow direction and flow pattern...
  14. ncbi request reprint Lamivudine treatment in HBeAg-negative chronic hepatitis B patients with low level viraemia
    Hakan Bozkaya
    Department of Gastroenterology, Ankara University School of Medicine, Cebeci, Ankara Turkey
    Antivir Ther 10:319-25. 2005
    ..Our aim was to determine the short-term natural course of viraemia and the response to lamivudine treatment in HBeAg-negative chronic hepatitis B patients with a persistently low hepatitis B virus (HBV)-DNA level...
  15. ncbi request reprint Hepatic outflow obstruction: enhancement patterns of the liver on MR angiography
    Ayse Erden
    Department of Radiology and Gastroenterology, Ankara University, Medical School, Sihhiye, 06100 Ankara, Turkey
    Eur J Radiol 48:203-8. 2003
    ..The morphological and perfusional features on multiphase contrast-enhanced MR angiography are valuable in understanding the effects of the hepatic outflow obstruction on the liver parenchyma...
  16. doi request reprint Treatment of chronic delta hepatitis
    Cihan Yurdaydin
    University of Ankara Medical School, Cebeci Tip Fakultesi Hastanesi, Dikimevi, Ankara, Turkey
    Semin Liver Dis 32:237-44. 2012
    ..Combination treatment of NAs with INFs also proved to be disappointing. New approaches to treatment are hepatocyte entry inhibitors and prenylation inhibitors to be hopefully tested in human CDH in the not-too-distant future...
  17. doi request reprint Endoscopic management of biliary parasitic diseases
    Mehmet Bektas
    Department of Gastroenterology, Ankara University School of Medicine, Tip Fakultesi Hastanesi, Dikimevi, 06100 Ankara, Turkey
    Dig Dis Sci 55:1472-8. 2010
    ..The results of ERCPs were evaluated retrospectively and examined carefully to investigate the management and endoscopic therapy of biliary parasites...
  18. ncbi request reprint Remission of severe aplastic anemia associated with hepatitis B virus infection after viral clearance: potential role of lamivudine
    Hakan Bozkaya
    Department of Gastroenterology, University of Ankara Medical School, Turkey
    Dig Dis Sci 47:1782-5. 2002
    ..The observation made in this case report supports a cause-effect relationship between hepatitis B virus infection and aplastic anemia...
  19. ncbi request reprint Screening for hemochromatosis in Turkey
    Hakan Bozkaya
    Department of Gastroenterology, Ankara University Medical School, Ankara, Turkey
    Dig Dis Sci 49:444-9. 2004
    ..The absence of HFE mutations in three patients with hereditary hemochromatosis suggests that hereditary hemochromatosis in Turkey occurs without common HFE mutations...
  20. ncbi request reprint Entecavir: a step forward in combating hepatitis B disease
    Cihan Yurdaydin
    University of Ankara Medical School, Cebeci Tip Fakultesi Hastanesi, Gastroenteroloji Klinigi, Dikimevi, 06100 Ankara, Turkey
    Expert Opin Pharmacother 9:3095-109. 2008
    ..Entecavir (ETV) is a potent deoxyguanosine nucleoside analog with a very good safety record...
  21. ncbi request reprint Barrett's esophagus: prevalence and its relationship with dyspeptic symptoms
    Murat Toruner
    Department of Gastroenterology, Ankara University School of Medicine, Ibni Sina Hospital, Sihhiye 06100, Ankara, Turkey
    J Gastroenterol Hepatol 19:535-40. 2004
    ....
  22. doi request reprint Clinical characteristics of inflammatory bowel disease in Turkey: a multicenter epidemiologic survey
    Nurdan Tozun
    Department of Gastroenterology, Marmara University, School of Medicine, Istanbul, Turkey
    J Clin Gastroenterol 43:51-7. 2009
    ..To investigate the epidemiologic and clinical characteristics of inflammatory bowel disease (IBD) patients in a large multicenter, countrywide, hospital-based study in Turkey...
  23. doi request reprint Entecavir therapy for lamivudine-refractory chronic hepatitis B: improved virologic, biochemical, and serology outcomes through 96 weeks
    Morris Sherman
    Department of Medicine, Toronto General Hospital, Toronto, Ontario, Canada
    Hepatology 48:99-108. 2008
    ..CONCLUSION: Through 96 weeks of treatment, 1 mg entecavir resulted in continued clinical benefit in lamivudine-refractory HBeAg-positive chronic hepatitis B patients with a safety profile comparable to lamivudine...
  24. ncbi request reprint The role of HBeAg seroconversion in acute exacerbation of liver disease with termination of hepatitis B and D virus infection in a chronic hepatitis D patient during alpha-interferon therapy
    Kendal Yalcin
    Division of Hepatology, Dicle University, School of Medicine, Diyarbakir, Turkey
    Eur J Gastroenterol Hepatol 15:819-23. 2003
    ..Lamivudine may be administered early in hepatitis D-RNA/HBsAg-positive patients at high risk of liver failure once a severe flare-up occurs during interferon therapy...
  25. ncbi request reprint A novel mutation pattern emerging during lamivudine treatment shows cross-resistance to adefovir dipivoxil treatment
    Ersin Karatayli
    Institute of Hepatology, Ankara University, Ankara, Turkey
    Antivir Ther 12:761-8. 2007
    ..This study was conducted to clarify the resistance profile of a novel mutation pattern emerging during lamivudine (3TC) therapy and showing cross-resistance to adefovir dipivoxil (ADV) in a patient with chronic hepatitis B...
  26. ncbi request reprint Late-onset Wilson's disease
    Peter Ferenci
    Department of Internal Medicine III, Gastroenterology and Hepatology, Medical University of Vienna, Vienna, Austria
    Gastroenterology 132:1294-8. 2007
    ..The clinical symptoms and age at onset of Wilson's disease (WD) are highly variable. This study investigated patients who became symptomatic at >40 years of age...
  27. ncbi request reprint Delta hepatitis in Turkey: decreasing but not vanishing and still of concern
    Cihan Yurdaydin
    Turk J Gastroenterol 17:74-5. 2006
  28. ncbi request reprint Complete genome sequence and phylogenetic analysis of hepatitis B virus isolated from Turkish patients with chronic HBV infection
    Gulendam Bozdayi
    Department of Microbiology, School of Medicine, Gazi University, Ankara, Turkey
    J Med Virol 76:476-81. 2005
    ..Genotype D of HBV DNA and subtype ayw2 of surface gene represent almost the whole Turkish patient population infected with HBV...
  29. pmc Emergence of a novel mutation in the FLLA region of hepatitis B virus during lamivudine therapy
    S Balakrishna Pai
    Veterans Affairs Medical Center, Medical Research 151 H, 1670 Clairmont Road, Decatur, Georgia 30033, USA
    Antimicrob Agents Chemother 49:2618-24. 2005
    ..The resistance profile was comparable to that of the previously reported rtL180 M/M204I-containing virus. These observations were further confirmed by generation of stable cultures transfected with the mutant virus...
  30. ncbi request reprint The first identified hepatitis B virus vaccine escape mutation in Turkey
    Tufan Kutlu
    J Clin Virol 35:201-2. 2006
  31. ncbi request reprint Budd-Chiari syndrome: evaluation with multiphase contrast-enhanced three-dimensional MR angiography
    Ayse Erden
    Department of Radiology, Ankara University, Medical School, Talatpaşa Bulvari Sihhiye, 06100 Ankara, Turkey
    AJR Am J Roentgenol 179:1287-92. 2002
  32. ncbi request reprint P21 expression and its relation to disease activity and hepatocyte proliferation in chronic hepatitis B virus infection
    Murat Varli
    Department of Geriatric Medicine, School of Medicine, Ankara University, Ankara, Turkey
    Turk J Gastroenterol 16:12-6. 2005
    ..In the present study, our aim was to investigate the relationships between P21 protein expression and hepatocyte proliferation, hepatitis B virus replication, and hepatitis activity...
  33. ncbi request reprint From viral pathobiology to the treatment of hepatitis B virus infection EASL Monothematic Conference (Istanbul, Turkey, October 6-8, 2005)
    Antonio Craxi
    Gastroenterologia and Epatologia, University of Palermo, Palermo, Italy
    J Hepatol 44:1186-95. 2006
  34. ncbi request reprint A novel pattern (sW195a) in surface gene of HBV DNA due to YSDD (L180M plus M204S) mutation selected during lamivudine therapy and successful treatment with adefovir dipivoxil
    A Mithat Bozdayi
    J Clin Virol 31:76-7. 2004
  35. ncbi request reprint Entecavir for treatment of lamivudine-refractory, HBeAg-positive chronic hepatitis B
    Morris Sherman
    Department of Medicine, Toronto General Hospital, Toronto, Ontario, Canada
    Gastroenterology 130:2039-49. 2006
    ..In preclinical and phase II studies, entecavir demonstrated potent antiviral activity against lamivudine-resistant HBV...
  36. ncbi request reprint Peginterferon alfa-2a alone, lamivudine alone, and the two in combination in patients with HBeAg-negative chronic hepatitis B
    Patrick Marcellin
    Service d Hepatologie, INSERM Unité 481 and Centre de Recherches Claude Bernard sur les Hépatites Virales, Hopital Beaujon, Clichy, France
    N Engl J Med 351:1206-17. 2004
    ..As a result, nucleoside and nucleotide analogues are typically continued indefinitely, a strategy associated with the risk of resistance and unknown long-term safety implications...
  37. ncbi request reprint Thrombophilic gene mutations in cirrhotic patients with portal vein thrombosis
    Ozlem Erkan
    Institute of Hepatology, Ankara University, Ankara, Turkey
    Eur J Gastroenterol Hepatol 17:339-43. 2005
    ..Thrombophilic gene mutations have been reported to be associated with the formation of portal vein thrombosis (PVT). This study aimed to investigate the role of thrombophilic gene mutations in cirrhotic patients with PVT...
  38. ncbi request reprint Nuclear localization of hepatitis B core antigen and its relations to liver injury, hepatocyte proliferation, and viral load
    Ebru Serinoz
    Departments of Pathology, Ankara University, Ankara, Turkey
    J Clin Gastroenterol 36:269-72. 2003
    ..The aim of this study was to determine the factor(s) independently affecting the HBcAg expression pattern in HBV-infected livers...