Ewing sarcoma in a geriatric patientBurcak Kayhan
Ankara Numune Educational Hospital, Department of Internal Medicine, Ankara, Turkey
Aging Clin Exp Res 17:347-9. 2005
..Ewing Sarcoma has been the second most common primary osseous malignancy in childhood and adolescence. It has been described as a highly aggressive neoplasm. This is the oldest case report in the literature with Ewing Sarcoma...
Is celiac sprue an etiology of amyloidosis?Burcak Kayhan
Department of Gastroenterology, Turkiye Yuksek Ihtisas Hospital, Ankara, Turkey
Turk J Gastroenterol 14:197-9. 2003
..We hereby report the first case with diagnosis of amyloidosis and gluten-sensitive enteropathy...
A rare entity in the rectum: malignant melanomaBurcak Kayhan
Ankara Numune Egitim ve Arastirma Hastanesi, Ankara, Turkey
Turk J Gastroenterol 14:273-5. 2003
..For this reason, some authors do not consider extensive radical surgery as the treatment of choice. We describe here a case of this rare entity...
Inflammatory myoglandular polyp: a rare cause of hematocheziaBurcak Kayhan
Department of Gastroenterology Clinic, Ankara Numune Hospital, Ankara, Turkey
Turk J Gastroenterol 15:117-9. 2004
..The etiology is obscure. Mucous diarrhea, tenesmus, and hematochezia are main symptoms. We hereby report an 80-year-old man with diagnosis of inflammatory myoglandular polyp...
Can IL-2R alpha be a valuable marker along with CA 19-9 in the diagnosis of chronic pancreatitis and pancreatic cancer?B Kayhan
Department of Gastroenterology, Yuksek Ihtisas Hospital, Ankara
Int J Biol Markers 19:196-202. 2004
..Soluble interleukin 2 receptor (sIL-2R) is a cytokine that shows increased levels during some inflammatory processes and malignant disorders...
Hepatolithiasis: a Turkey experienceBurcak Kayhan
Department of Gastroenterology, Ankara Numune Education and Training Hospital, Ankara
Turk J Gastroenterol 18:28-32. 2007
..The aim of this study was to report our experience of hepatolithiasis, diagnosed in 55 patients between June 1995 and March 2003...
Can 5-aminosalicylic acid suppository decrease the pain after rectal band ligation?Burcak Kayhan
Ankara Numune Training and Education Hospital, Department of Gastroenterology, PK 203, Yenisehir, Ankara 06443, Turkey
World J Gastroenterol 14:3523-5. 2008
..To investigate the effect of 5-aminosalicylic acid (5-ASA) suppositories on rectal band ligation-induced pain...
Intracholedochal knotting of a guide-wireB Kayhan
Department of Gastroenterology, TYIH, Ankara, Turkey
Endoscopy 34:596. 2002
Hypoplastic pancreas and ectopic spleen as an abdominal mass: a case reportBurcak Kayhan
Department of Gastroenterology, Ankara Guven Hospital, Ankara, Turkey
Turk J Gastroenterol 17:216-8. 2006
..The laboratory findings were all within normal limits. Diagnostic images revealed ectopic spleen and absence of the dorsal pancreas. This interesting and rare combination has not been reported previously in the literature...
The role of mean platelet volume in the diagnosis of hepatocellular carcinoma in patients with chronic liver diseaseMevlut Kurt
Department of Gastoenterology, Turkiye Yuksek Ihtisas Teaching and Research Hospital, Ankara, Turkey
Hepatogastroenterology 59:1580-2. 2012
..Hepatocellular carcinoma (HCC) has poor long-term prognosis so we need new diagnostic techniques and markers to detect HCC in the early phases. The aim of this study was to analyze the levels of serum mean platelet volume in HCC...
Are serum and biliary carcinoembryonic antigen and carbohydrate antigen19-9 determinations reliable for differentiation between benign and malignant biliary disease?Meral Akdogan
Department of Gastroenterology, Turkiye Yuksek Ihtisas Hospital, Antalya, Turkey
Turk J Gastroenterol 14:181-4. 2003
..The value of serum tumor markers carbohydrate antigen 19-9 (CA19-9) and carcinoembryonic antigen (CEA) in the differential diagnosis of obstructive biliary disease is dubious. We aimed to define their usefulness prospectively...
Endoscopic and pathological aspects of gastric polyps: a Turkish referral center studyMurat Kekilli
Department of Gastroenterology, Turkiye Yuksek Ihtisas Training and Research Hospital, Ankara, Turkey
Hepatogastroenterology 59:1147-9. 2012
..The aim of the present study was to retrospectively analyze all the polyps of patients undergoing endoscopic polypectomy or forceps biopsy according to their types, frequency, localization, number and gender distribution...
Endoscopic retrograde cholangiography by double balloon enteroscopy in patients with Roux-en-Y hepaticojejunostomyErkan Parlak
Departments of Gastroenterology, Turkiye Yuksek Ihtisas Hospital, Ankara, Turkey
Surg Endosc 24:466-70. 2010
..In this study, we report our experience with ERC using double balloon enteroscope (DBE) (DBE-ERC) in patients with HJ...
Do aspirin and non-steroidal anti-inflammatory drugs increase the risk of post-sphincterotomy hemorrhage - A case-control studyIbrahim Koral Onal
Turkiye Yuksek Ihtisas Teaching and Research Hospital, Department of Gastroenterology, Ankara, Turkey Electronic address
Clin Res Hepatol Gastroenterol 37:171-6. 2013
..We prospectively investigated whether aspirin and NSAIDs are associated with endoscopic sphincterotomy related hemorrhage...
Double balloon enteroscopy: a 3-year experience at a tertiary care centerIbrahim Koral Onal
Division of Gastroenterology, Turkiye Yuksek Ihtisas Teaching and Research Hospital, Ankara, Turkey
Hepatogastroenterology 59:1851-4. 2012
..To evaluate the indications, diagnostic yield, therapeutic interventions, complications and safety of double balloon enteroscopy (DBE) in clinical practice...
Chicken-bone ulcerBurcak Kayhan
Gastroenterology Department, Turkiye Yuksek Ihtisas Hospital, Numune Education and Training Hospital, Ankara, Turkey
Gastrointest Endosc 59:263. 2004
Does interleukin-18 play a role in the pathogenesis of hepatic encephalopathy?Ibrahim Koral Onal
Department of Gastroenterology, Turkiye Yuksek Ihtisas Teaching and Research Hospital, Ankara, Turkey
Hepatogastroenterology 58:497-502. 2011
..The aim of the study was to investigate any association between alterations in plasma levels of the pro-inflammatory cytokine IL-18 and HE...
Ankaferd Blood Stopper for controlling gastrointestinal bleeding due to distinct benign lesions refractory to conventional antihemorrhagic measuresMevlut Kurt
Department of Gastroenterology, Turkiye Yuksek Ihtisas Teaching and Research Hospital, Kizilay sok No 2, 06100 Sihhiye, Ankara, Turkey
Can J Gastroenterol 24:380-4. 2010
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The long-term effects of lamivudine treatment in patients with HBeAg-negative liver cirrhosisZ Mesut Yalin Kilic
Gastroenterology Department, Turkiye Yuksek Ihtisas Hospital, Suleymanbey Sok 29 10, Maltepe, 06570, Ankara, Turkey
Adv Ther 25:190-200. 2008
..We aimed to investigate the long-term effects of lamivudine on HBV DNA suppression, Child-Pugh score, and survival in patients with hepatitis Be antigen (HBeAg)-negative liver cirrhosis...
Acute exacerbation during interferon alfa treatment of chronic hepatitis B: frequency and relation to serum beta-2 microglobulin levelsMeral Akdogan
Department of Gastroenterology, Turkiye Yuksek Ihtisas Hospital, Ankara, Turkey
J Gastroenterol 38:465-70. 2003
..However, the difference does not reach statistical significance to be of predictive value. On the other hand, serum beta(2)-microglobulin levels before and during treatment may be useful in predicting the outcome...
Effect of endoscopic injection therapy with combined cyanoacrylate and lipiodol for bleeding gastric varices: A single center experienceMevlut Kurt
Department of Gastroenterology, Turkiye Yuksek Ihtisas Teaching and Research Hospital, Hacettepe University, Ankara, Turkey
J Dig Dis 11:284-90. 2010
..To evaluate the safety and efficacy of the endoscopic injection therapy with combined cyanoacrylate and lipiodol for bleeding gastric fundal varices...
Interferon-alpha2b induction treatment with or without ribavirin in chronic hepatitis C: a multicenter, randomized, controlled trialHakan Senturk
Department of Internal Medicine, Cerrahpasa Medical Faculty, Istanbul University, Istanbul, Turkey
Dig Dis Sci 48:1124-9. 2003
..005.) In conclusion, IFN induction treatment in combination with ribavirin is superior to IFN induction treatment alone in genotype 1 patients, and the SVR rate of 39% is encouraging...
Efficacy of interferon alpha-2b and lamivudine combination treatment in comparison to interferon alpha-2b alone in chronic delta hepatitis: a randomized trialBillur Canbakan
Department of Gastroenterology, Cerrahpasa Medical Faculty, Istanbul University, Istanbul, Turkey
J Gastroenterol Hepatol 21:657-63. 2006
..05). CONCLUSION: Interferon and lamivudine in combination is an encouraging treatment method and may be superior to IFN alone in chronic delta hepatitis...
Comparison of endoscopic retrograde cholangiopancreatography, endoscopic ultrasonography, and fecal elastase 1 in chronic pancreatitis and clinical correlationOguz Uskudar
Department of Gastroenterology, Ankara Diskapi Education and Research Hospital, Ankara, Turkey
Pancreas 38:503-6. 2009
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Ectopic varices in portal hypertension: computed tomographic angiography instead of repeated endoscopies for diagnosisDigdem Etik
Department of Gastroenterology, Turkiye Yuksek Ihtisas Teaching and Research Hospital, Ankara, Turkey
Eur J Gastroenterol Hepatol 23:620-2. 2011
..The sites of EcV were identified with computed tomographic angiography, after a series of inconclusive endoscopies, and moreover a selective celiac arteriographic examination of one of the patients...
A tumor-like lesion mimicking mucinous (colloid) carcinoma in heterotopic pancreas of the prepyloric antrum: a formidable challenge for frozen examinationZafer Teke
Department of Gastroenterological Surgery, Turkey Yuksek Ihtisas Teaching and Research Hospital, Ankara, Turkey
JOP 11:237-43. 2010
..A decision may be very difficult and it is sometimes impossible to decide on the basis of the frozen sections whether a lesion is benign or malignant...
Etiology and portal vein thrombosis in Budd-Chiari syndromeOguz Uskudar
Yayla Mah 1 cadde no 123 3, Kecioren, Ankara 06010, Turkey
World J Gastroenterol 14:2858-62. 2008
..To research the etiology, portal vein thrombosis and other features of Budd-Chiari syndrome (BCS) patients prospectively...
ERCP subsequent to retroperitoneal perforation caused by endoscopic sphincterotomyBurcak Kayhan
Department of Gastroenterology, Turkiye Yuksek Ihtisas Hospital, Ankara, Turkey
Gastrointest Endosc 60:833-5. 2004
..The aim of this study was to determine the timing and the outcome of ERCP after retroperitoneal perforation caused by endoscopic sphincterotomy when the initial ERCP was incomplete...
Branching patterns of the main portal vein: effect on estimated remnant liver volume in preoperative evaluation of donors for liver transplantationRiza S Okten
Turkiye Yuksek Ihtisas Training and Research Hospital, Department of Radiology, Kizilay Sokak No 4, 06100, Sihhiye, Ankara, Turkey
Eur J Radiol 81:478-83. 2012
..To compare estimated remnant liver volume (ERLV) ratios among the major main portal vein (MPV) variants...
Inferior mesenteric arteriovenous fistula with ischemic colitis: multidetector computed tomographic angiography for diagnosisAysel Turkvatan
Department of Radiology, Turkiye Yuksek Ihtisas Hospital, Ankara, Turkey
Turk J Gastroenterol 20:67-70. 2009
..We also review the available literature...
Secondary aortoenteric fistula in Behçet's diseaseHuseyin Alkim
Department of Gastroenterology, Turkiye Yuksek Ihtisas Hospital, Ankara
Turk J Gastroenterol 19:49-53. 2008
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P wave dispersion is prolonged in patients with Wilson's diseaseNurcan Arat
Turkiye Yuksek Ihtisas Hospital, Clinic of Cardiology, Sihhiye 06100, Ankara, Turkey
World J Gastroenterol 14:1252-6. 2008
..To investigate the P wave dispersion as a non-invasive marker of intra-atrial conduction disturbances in patients with Wilson's disease...
The genotoxic effects of hepatitis B virus to host DNAPinar Ozkal
Department of Medical Biology, Ankara University School of Medicine, Ankara, Turkey
Mutagenesis 20:147-50. 2005
..Based on our data, we conclude that chronic HBV patients and carriers have chromosomal instability and that HBV carriers are as affected as patients because of their same chromosome breakage levels...
Endoscopic topical application of Ankaferd Blood Stopper for neoplastic gastrointestinal bleeding: A retrospective analysisMevlut Kurt
Department of Gastroenterology, Turkiye Yuksek Ihtisas Teaching and Research Hospital, Sihhiye, Ankara, Turkey
Dig Liver Dis 42:196-9. 2010
..The aim of this study was to retrospectively assess the haemostatic efficacy of the endoscopic topical use of Ankaferd Blood Stopper (ABS) in the setting of neoplastic GI bleeding...
Two cases with hepatocellular carcinoma and spleen metastasisLevent Filik
Clinic of Gastroenterology, Turkiye Yuksek Ihtisas Hospital, Ankara, Turkey
Turk J Gastroenterol 14:138-40. 2003
..However, metastasis to the spleen is extremely rare. Herein, two patients with hepatocellular carcinoma who developed splenic metastasis are described and distinctive features of spleen metastasis are summarized...
Experience with liver dialysis in acetaminophen induced fulminant hepatic failure: a preliminary reportMeral Akdogan
Department of Gastroenterology, Turkiye Yuksek Ihtisas Hospital, Ankara, Turkey
Turk J Gastroenterol 14:164-7. 2003
..Our aim was to assess the efficacy of the liver dialysis unit (LDU) in the treatment of patients with acetaminophen-induced fulminant hepatic failure...
Inferior thyroid artery embolization for downhill varices caused by a goiterMehmet Ibis
Department of Gastroenterology, , Ankara, Turkey
Gastrointest Endosc 65:543-5. 2007
Therapeutic vaccination in chronic hepatitis BHakan Senturk
Department of Internal Medicine, Cerrahpasa Medical Faculty, University of Istanbul, Turkey
J Gastroenterol Hepatol 17:72-6. 2002
..5-fold the upper normal limit and histological evidence of chronic hepatitis...
Endoscopic application of ankaferd blood stopper as a novel experimental treatment modality for upper gastrointestinal bleeding: a case reportMevlut Kurt
Am J Gastroenterol 103:2156-8. 2008
Estrogen and cyproterone acetate combination-induced autoimmune hepatitisSabite Kacar
J Clin Gastroenterol 35:98-100. 2002