Doç. Dr. CEM ŞİMŞEK

The Turkish journal of gastroenterology : the official journal of Turkish Society of Gastroenterology , cilt.35, sa.7, ss.560-567, 2024 (SCI-Expanded, Scopus, TRDizin) Sürdürülebilir Kalkınma

22. The frequency and clinical significance of antibodies to soluble liver antigen/liver pancreas in autoimmune hepatitis: a prospective single-center study

Yüksekyayla O., Kina N., Ulaba A., Emin Ergün M., Batibay E., ŞİMŞEK C., et al.

European Journal of Gastroenterology and Hepatology , cilt.36, sa.5, ss.652-656, 2024 (SCI-Expanded, Scopus)

23. Effectiveness of Helicobacter pylori Treatments According to Antibiotic Resistance

Bujanda L., Nyssen O. P., Ramos J., Bordin D. S., Tepes B., Perez-Aisa A., et al.

American Journal of Gastroenterology , cilt.119, sa.4, ss.646-654, 2024 (SCI-Expanded, Scopus)

24. Commercial Real-Time PCR Kit Results for the Detection of Helicobacter pylori and Clarithromycin Resistance in Stool Samples

BALABAN H. Y., İNAL N., ŞİMŞEK C., ŞİMŞEK H., AKYÖN YILMAZ Y.

Research Square , 2024 (Hakemli Dergi)

25. Comparison of normal saline and antiseptic solution effect on the early peristomal infection rates of patients with percutaneous endoscopic gastrostomy tubes: A randomized double-blind study.

Akcay K., Ayhan H., Sezer Ceren R. E., Simsek C., Abbasoglu O.

Nutrition in clinical practice : official publication of the American Society for Parenteral and Enteral Nutrition , cilt.38, ss.1343-1353, 2023 (SCI-Expanded, Scopus)

26. Ileocecal valve that cannot be intubated in Crohn’s disease: is this a sign of poor prognosis?

Durak M. B., Simsek C., İnan B., Yuksel I.

International Journal of Colorectal Disease , cilt.38, sa.1, 2023 (SCI-Expanded, Scopus)

27. Clinical Outcomes of Older Patients with Non-Variceal Upper Gastrointestinal Bleeding Taking Anti-Thrombotic or Non-Steroidal Anti-Inflammatory Agents

Durak M. B., Şimşek C., YÜKSEL İ.

The Turkish journal of gastroenterology : the official journal of Turkish Society of Gastroenterology , cilt.34, sa.9, ss.918-924, 2023 (SCI-Expanded, Scopus, TRDizin)

28. Gastroplasty with endoscopic myotomy for the treatment of obesity

Thompson C. C., Jirapinyo P., Shah R., ŞİMŞEK C.

VideoGIE , cilt.8, sa.5, ss.193-195, 2023 (Scopus)

29. Novel single-operator through-the-scope traction device for endoscopic submucosal dissection: Outcomes of a multicenter randomized pilot ex-vivo study in trainees with limited endoscopic submucosal dissection experience (with video)

Yang D., Aihara H., Hasan M. K., ŞİMŞEK C., Khan H., Brar T. S., et al.

DEN Open , cilt.3, sa.1, 2023 (Scopus)

30. Transcriptomic Analysis of Hepatitis B Infected Liver for Prediction of Hepatocellular Carcinoma

Karaoglu D. A., ÜNER M., ŞİMŞEK C., GÜRE A. O., DEMİRKOL CANLI S.

Biology , cilt.12, sa.2, 2023 (SCI-Expanded, Scopus)

31. Future Directions for Robotic Endoscopy–Artificial Intelligence (AI), Three-Dimensional (3D) Imaging, and Natural Orifice Transluminal Endoscopic Surgery (NOTES)

ŞİMŞEK C., Kaan H. L., Aihara H.

Techniques and Innovations in Gastrointestinal Endoscopy , cilt.25, sa.1, ss.95-101, 2023 (ESCI, Scopus)

32. Practice patterns and considerations in liver transplantation from living donors with high BMI: A review

Samaha C., Chaaban H., ŞİMŞEK C., DANIŞ N., Lin J. S., Gurakar A.

Hepatology Forum , cilt.4, sa.3, ss.145-149, 2023 (Scopus, TRDizin)

33. Training in Endoscopic Submucosal Dissection in the United States: The Current Paradigm

ŞİMŞEK C., Aihara H.

Gastrointestinal Endoscopy Clinics of North America , cilt.33, sa.1, ss.41-53, 2023 (Scopus)

34. Magnetic Resonance Imaging Predictors of Hepatocellular Carcinoma Progression and Dropout in Patients in Liver Transplantation Waiting List

Baghdadi A., Luu H. T., Shaghaghi M., Ghadimi M., ŞİMŞEK C., Xu Z., et al.

Transplantation Direct , cilt.8, sa.11, 2022 (ESCI, Scopus)

35. Empirical Second-Line Therapy in 5000 Patients of the European Registry on Helicobacter pylori Management (Hp-EuReg)

Nyssen O. P., Vaira D., Pérez Aísa Á., Rodrigo L., Castro-Fernandez M., Jonaitis L., et al.

Clinical Gastroenterology and Hepatology , cilt.20, sa.10, ss.2243-2257, 2022 (SCI-Expanded, Scopus)

36. Novel articulating through-the-scope traction device

ŞİMŞEK C., Thompson C. C., Alkhateeb K. J., Jofre S. A., Aihara H.

VideoGIE , cilt.7, sa.10, ss.353-357, 2022 (Scopus)

37. Characteristics of patients with hepatocellular carcinoma: A multicenter study

Guzelbulut F., KARAOĞULLARINDAN Ü., AKKIZ H., ALTINTAŞ E., DEMİRTAŞ C. Ö., Bahadir O., et al.

HEPATOLOGY FORUM , cilt.3, sa.3, ss.71-76, 2022 (ESCI, Scopus, TRDizin)

38. Endoscopic submucosal dissection with ductotomy for the resection of a gastric duplication cyst with a communicating duct

ŞİMŞEK C., Ryou M., Thompson C. C., Aihara H.

VideoGIE , cilt.7, sa.8, ss.280-283, 2022 (Scopus)

39. Hepatitis E Virus Prevalence and Associated Risk Factors in High-Risk Groups: A Cross-Sectional Study

BALABAN H. Y., ASLAN A. T., AKDOĞAN KITTANA F. N., ALP A., DAĞ O., AYAR Ş. N., et al.

TURKISH JOURNAL OF GASTROENTEROLOGY , cilt.33, sa.7, ss.615-624, 2022 (SCI-Expanded, Scopus, TRDizin)

40. Practical points that gastrointestinal fellows should know in management of COVID-19

ŞAHİN T., ŞİMŞEK C., BALABAN H. Y.

WORLD JOURNAL OF CLINICAL CASES , cilt.10, sa.16, ss.5133-5145, 2022 (SCI-Expanded, Scopus)

41. Fecal S100A12 in Takayasu arteritis predicts disease activity and intestinal involvement

ŞİMŞEK C., Berkan A., Alper S., Abdulsamer E., Levent K., Ali A.

RHEUMATOLOGY INTERNATIONAL , cilt.42, sa.4, ss.737-742, 2022 (SCI-Expanded, Scopus)

42. Redetermining the cutoff point of peristomal infection scoring: Methodological research

Ayhan H., Akcay K., Olmez Y. N., ŞİMŞEK C., ABBASOĞLU O.

JOURNAL OF PARENTERAL AND ENTERAL NUTRITION , cilt.46, sa.2, ss.462-468, 2022 (SCI-Expanded, Scopus)

43. The Classification of Biliary Strictures ın Patients With Right Lobe Liver Transplant Recipients and Its Relation to Traversing the Stricture With a Guidewire.

Parlak E., Simsek C., Koksal A. S., Eminler A. T., Unal E., Ciftci T. T., et al.

Transplantation , cilt.106, ss.328-336, 2022 (SCI-Expanded, Scopus)

44. An update on usage of high-risk donors in liver transplantation

Muhammad H., Zaffar D., Tehreem A., Ting P., ŞİMŞEK C., Turan I., et al.

Journal of Clinical Medicine , cilt.11, sa.1, 2022 (SCI-Expanded, Scopus)

45. Transoral outlet reduction: could additional sutures cause more harm?

Farha J., Gebran S., Itani M. I., Simsek C., Abbarh S., Lopez A., et al.

ENDOSCOPY , cilt.53, sa.10, ss.1059-1064, 2021 (SCI-Expanded, Scopus)

46. Endoscopic sleeve gastroplasty: suturing the gastric fundus does not confer benefit

Farha J., McGowan C., Hedjoudje A., Itani M. I., Abbarh S., Simsek C., et al.

ENDOSCOPY , cilt.53, sa.07, ss.727-731, 2021 (SCI-Expanded, Scopus)

47. Role of gastrointestinal system on transmission and pathogenesis of SARS-CoV-2

ŞİMŞEK C., Erul E., BALABAN H. Y.

WORLD JOURNAL OF CLINICAL CASES , cilt.9, sa.20, ss.5427-5434, 2021 (SCI-Expanded, Scopus)

48. Etiology of Cirrhosis in Turkey: A National Cohort Study

YILDIRIM A. E., ÜÇBİLEK E., Oruncu M. B., TURAN İ., DEMİR M., Koksal A., et al.

JOURNAL OF HEPATOLOGY , cilt.75, 2021 (SCI-Expanded, Scopus)

49. Adverse Event Profile During the Treatment of Helicobacter pylori: A Real-World Experience of 22,000 Patients From the European Registry on H. pylori Management (Hp-EuReg)

Nyssen O. P., Perez-Aisa A., Tepes B., Castro-Fernandez M., Kupcinskas J., Jonaitis L., et al.

AMERICAN JOURNAL OF GASTROENTEROLOGY , cilt.116, sa.6, ss.1220-1229, 2021 (SCI-Expanded, Scopus)

50. Artificial intelligence method to predict overall survival of hepatocellular carcinoma

ŞİMŞEK C., GÜVEN D. C., Sahin T. K., TEKİN İ. E., Sahan O., BALABAN H. Y., et al.

Hepatology Forum , cilt.2, sa.2, ss.64-68, 2021 (Scopus)

51. Comprehensive clinicopathologic characteristics of intraabdominal neurogenic tumors: Single institution experience.

Simsek C., Uner M., Ozkara F., Akman O., Akyol A., Kav T., et al.

World journal of clinical cases , cilt.9, ss.2218-2227, 2021 (SCI-Expanded, Scopus)

52. Artificial Intelligence to Predict Esophageal Varices in Patients with Cirrhosis

TEKİN İ. E., ŞİMŞEK C., BALABAN H. Y., ŞAHİN T. K.

Acıbadem Üniversitesi Sağlık Bilimleri Dergisi , cilt.12, ss.625-629, 2021 (TRDizin)

53. V600E and Non-V600E BRAF Mutations in Colorectal Cancer: Clinicopathologic Correlations in a Single Institution

ŞİMŞEK C., LAÇİN Ş., Ece E., YALÇIN Ş.

UHOD-ULUSLARARASI HEMATOLOJI-ONKOLOJI DERGISI , cilt.31, sa.1, ss.43-49, 2021 (SCI-Expanded, Scopus, TRDizin)

54. Lack of Awareness of Hepatitis B Screening and Vaccination in High-Risk Groups.

Balaban H. Y., Aslan A. T., Ayar Ş. N., DaĞ O., Alp A., ŞİmŞek C., et al.

Turkish journal of medical sciences , cilt.51, ss.1229-1233, 2021 (SCI-Expanded, Scopus, TRDizin)

55. Feasibility of telehealth in the management of autoimmune hepatitis before and during the COVID-19 pandemic

Efe C., ŞİMŞEK C., Batibay E., Caliskan A. R., Wahlin S.

EXPERT REVIEW OF GASTROENTEROLOGY & HEPATOLOGY , cilt.14, sa.12, ss.1215-1219, 2020 (SCI-Expanded, Scopus) Sürdürülebilir Kalkınma

56. Anatomical Configuration of the Stomach Post-Endoscopic Sleeve Gastroplasty (ESG)-What Are the Sutures Doing?

Runge T. M., Yang J., Fayad L., Itani M. I., Dunlap M., Koller K., et al.

OBESITY SURGERY , cilt.30, sa.5, ss.2056-2060, 2020 (SCI-Expanded, Scopus)

57. Gut microbiota and cancer immunotherapy: prognostic and therapeutic implications

GÜVEN D. C., AKTAŞ B. Y., ŞİMŞEK C., AKSOY S.

FUTURE ONCOLOGY , cilt.16, sa.9, ss.497-506, 2020 (SCI-Expanded, Scopus)

58. Cryoballoon ablation for gastric pouch and/or outlet reduction in patients with weight regain post Roux-en-Y gastric bypass

Fayad L., Trindade A. J., Benias P. C., Simsek C., Raad M., Badurdeen D., et al.

ENDOSCOPY , cilt.52, sa.3, ss.227-230, 2020 (SCI-Expanded, Scopus)

59. Considering the first randomized trial of peroral endoscopic myotomy versus surgical myotomy for achalasia

ŞİMŞEK C.

TURKISH JOURNAL OF GASTROENTEROLOGY , cilt.31, sa.2, ss.190-192, 2020 (SCI-Expanded, Scopus, TRDizin)

60. Update on liver transplantation-newer aspects

Metin O., ŞİMŞEK C., Gurakar A.

TURKISH JOURNAL OF MEDICAL SCIENCES , cilt.50, ss.1642-1650, 2020 (SCI-Expanded, Scopus, TRDizin)

61. The Effect of the Intra-gastric Balloon on Gastric Emptying and the DeMeester Score

Barrichello S., Badurdeen D., Hedjoudje A., Neto M. G., Yance R., Veinert A., et al.

OBESITY SURGERY , cilt.30, sa.1, ss.38-45, 2020 (SCI-Expanded, Scopus)

62. Recurrence of hepatocellular carcinoma following deceased donor liver transplantation: case series.

Simsek C., Kim A., Ma M., Danis N., Gurakar M., Cameron A. M., et al.

Hepatoma research , cilt.6, 2020 (Hakemli Dergi)

63. Safety and Efficacy of Endoscopically Secured Fully Covered Self-Expandable Metallic Stents (FCSEMS) for Post-Bariatric Complex Stenosis

Fayad L., Simsek C., Oleas R., Ichkhanian Y., Fayad G. E., Ngamreungphong S., et al.

OBESITY SURGERY , cilt.29, sa.11, ss.3484-3492, 2019 (SCI-Expanded, Scopus) Sürdürülebilir Kalkınma

64. Usage of HCV viremic organs in liver transplantation to anti-HCV negative recipients: The current status and review of literature

Ormeci A. C., Yildiz C., Seberi B., Gurakar M., Simsek C., Gurakar A.

TURKISH JOURNAL OF GASTROENTEROLOGY , cilt.30, sa.9, ss.771-775, 2019 (SCI-Expanded, Scopus, TRDizin)

65. Secured Lumen-Apposing Fully Covered Metallic Stents for Stenoses in Post-Bariatric Surgery Patients

Simsek C., Ichkhanian Y., Fayad L., Steele K. E., Schweitzer M. A., Lamond K., et al.

OBESITY SURGERY , cilt.29, sa.8, ss.2695-2699, 2019 (SCI-Expanded, Scopus)

66. Update on Immunosuppression in Liver Transplantation.

Tasdogan B. E., Ma M., Simsek C., Saberi B., Gurakar A.

Euroasian journal of hepato-gastroenterology , cilt.9, ss.96-101, 2019 (Hakemli Dergi)

67. A Real-World, Insurance-Based Algorithm Using the Two-Fold Running Suture Technique for Transoral Outlet Reduction for Weight Regain and Dumping Syndrome After Roux-En-Y Gastric Bypass

Fayad L., Schweitzer M., Raad M., Simsek C., Oleas R., Dunlap M. K., et al.

OBESITY SURGERY , cilt.29, sa.7, ss.2225-2232, 2019 (SCI-Expanded, Scopus)

68. Gastric Per-Oral Endoscopic Myotomy (G-POEM) for the Treatment of Gastric Stenosis Post-Laparoscopic Sleeve Gastrectomy (LSG)

Farha J., Fayad L., Kadhim A., Simsek C., Badurdeen D. S., Ichkhanian Y., et al.

OBESITY SURGERY , cilt.29, sa.7, ss.2350-2354, 2019 (SCI-Expanded, Scopus)

69. Endoscopic sleeve gastroplasty versus intragastric balloon insertion: efficacy, durability, and safety

Fayad L., Cheskin L. J., Adam A., Badurdeen D. S., Hill C., Agnihotri A., et al.

ENDOSCOPY , cilt.51, sa.6, ss.532-539, 2019 (SCI-Expanded, Scopus)

70. Methylation Biomarker Panel Performance in EsophaCap Cytology Samples for Diagnosing Barrett's Esophagus: A Prospective Validation Study

Wang Z., Kambhampati S., Cheng Y., Ma K., Simsek C., Tieu A. H., et al.

CLINICAL CANCER RESEARCH , cilt.25, sa.7, ss.2127-2135, 2019 (SCI-Expanded, Scopus)

71. Liquid Biopsy in Solid Malignancy

Scarlotta M., Simsek C., Kim A. K.

GENETIC TESTING AND MOLECULAR BIOMARKERS , cilt.23, sa.4, ss.284-296, 2019 (SCI-Expanded, Scopus) Sürdürülebilir Kalkınma

72. EBV-Related Diffuse Large B-Cell Lymphoma in a Patient with Angioimmunoblastic T-Cell Lymphoma

ŞİMŞEK C., BOSTANKOLU B., ÖZOĞUL E., Ayhan A. S., ÜNER A., BÜYÜKAŞIK Y.

TURKISH JOURNAL OF HEMATOLOGY , cilt.36, sa.1, ss.57-59, 2019 (SCI-Expanded, Scopus, TRDizin)

73. Metronomic Chemotherapy: A Systematic Review of the Literature and Clinical Experience

ŞİMŞEK C., Esin E., YALÇIN Ş.

JOURNAL OF ONCOLOGY , cilt.2019, 2019 (SCI-Expanded, Scopus) Sürdürülebilir Kalkınma

74. Mortality Facts in Internal Medicine Wards: A Descriptive Study froma University Hospital

ÇALIK BAŞARAN N., AKTAŞ B. Y., ŞENER Y. Z., CEYLAN S., YEKEDÜZ E., BAŞPINAR B., et al.

Acta Medica , cilt.49, sa.4, ss.6-13, 2018 (TRDizin)

75. Proteomic and transcriptomic analyses to explain the pleiotropic effects of Ankaferd blood stopper

ŞİMŞEK C., Selek S., Koca M., HAZNEDAROĞLU İ. C.

SAGE OPEN MEDICINE , cilt.5, 2017 (ESCI, Scopus)

Hakemli Bilimsel Toplantılarda Yayımlanmış Bildiriler 10

1. Üniversite Öğrencilerinde Karaciğer Hastalıklarına Yönelik Damgalayıcı Tutumlar

BALABAN H. Y., TAŞKESEN İ., TAŞKESEN B., güniz Dogan b., ŞİMŞEK C., PARLAR Y. E.

ugh2025, Türkiye, 25 - 30 Kasım 2025, (Tam Metin Bildiri)

2. Fonksiyonel Kabızlıkta Abdominal Masaj ile Birlikte Aerobik Egzersiz Eğitiminin Etkileri: Randomize Kontrollü Çalışma

DOĞAN İ. G., BALABAN H. Y., AKBAYRAK T., ŞİMŞEK C., ÖZGÜL S.

UGH2025, 25 - 30 Kasım 2025, (Tam Metin Bildiri)

3. Karaciğer Sağlığı Bilgi ve Farkındalık Düzeyi

BALABAN H. Y., TAŞKESEN İ., ÇAKMAK M. F., güniz Dogan b., ŞİMŞEK C.

ugh2025, Türkiye, 25 - 30 Kasım 2025, (Tam Metin Bildiri)

4. MULTI-AGENT LLM APPROACH VERSUS SINGLE MODEL IN THE MANAGEMENT OF NON-VARICEAL UPPER GASTROINTESTINAL BLEEDING

BALABAN H. Y., ŞİMŞEK C., DURAK M. B., ÜÇDAL M.

ueg2025, Almanya, 4 - 07 Ekim 2025, (Tam Metin Bildiri)

5. ROLE OF NUCLEAR RECEPTOR COACTIVATOR 4 (NCOA4) GENE VARIANTS IN METABOLIC HYPERFERRITINEMIA OBSERVED IN METABOLIC DYSFUNCTION-ASSOCIATED STEATOHEPATITIS (MASH)

BALABAN H. Y., ÜÇDAL M., ŞİMŞEK C., BURUŞ A., ÇELTİKÇİ B.

eug2025, Almanya, 4 - 07 Ekim 2025, (Tam Metin Bildiri)

6. Fonksiyonel Kabızlıkta Abdominal Masaj ile Birlikte Aerobik Egzersiz Eğitiminin Etkileri: Randomize Kontrollü Çalışma

Doğan İ. G., ATABEY GERLEGİZ E. N., AKBAYRAK T., BALABAN H. Y., ŞİMŞEK C., ATAY B., et al.

42. Ulusal Gastroenteroloji Kongresi, Türkiye, 25 Kasım 2025, ss.67-69, (Özet Bildiri)

7. ENDOSCOPIC MANAGEMENT OF SLEEVE STENOSIS AFTER LAPAROSCOPIC SLEEVE GASTRECTOMY: A 10-YEAR RETROSPECTIVE ANALYSIS OF OUTCOMES, EFFICACY, AND SAFETY

Schuster K., Simsek C., Thompson C.

Digestive Disease Week (DDW), Washington, Kiribati, 18 - 21 Mayıs 2024, (Özet Bildiri)

8. Hepatitis B virus screening and immunization rates in special risk groups.

BALABAN H. Y., ASLAN A. T., AKDOĞAN F. N., ALP A., DAĞ O., AYAR Ş. N., et al.

World Congress of Gastroenterology 2019, 21 - 24 Eylül 2019, (Özet Bildiri)

9. Hepatitis E virus epidemiology of patients with chronic hepatitis C in Turkey

BALABAN H. Y., ASLAN A. T., AKDOĞAN F. N., ALP A., DAĞ O., AYAR Ş. N., et al.

World Congress of Gastroenterology 2019, 21 - 24 Eylül 2019, (Özet Bildiri)

10. Sepsis İç hastalıkları servislerindeki en önemli mortalite nedeni

Akktaş B. Y., ÇALIK BAŞARAN N., BÖLEK E. Ç., ŞENER Y. Z., Ceylan S., YEKEDÜZ E., et al.

17. Ulusal İç Hastalıkları Kongresi, Antalya, Türkiye, 14 - 18 Ekim 2015, ss.105

Kitaplar 2

1. Kolorektoanal Problemlerde Farmakolojik Tedavi

BALABAN H. Y., ŞİMŞEK C.

"Multidisipliner Balış Temeli" ile Pelvik Sağlıkta Fizyoterapi ve Rehabilitasyon, Türkan Albayrak, Serap özgül, Ceren Gürşen, Editör, Hedef Yayıncılık ve Mühendislik, Ankara, ss.249-258, 2023

2. PATOFİZYOLOJİNİN TEMELLERİ

DURUSU TANRIÖVER M., SARI A., EŞME M., KOÇ YILDIRIM S., YILDIRIM M. Ş., BÖLEK E. Ç., et al.

PALME YAYINCILIK, 2017

Metrikler

Yayın

Yayın (WoS)

Yayın (Scopus)

Atıf (WoS)

H-İndeks (WoS)

Atıf (Scopus)

730

H-İndeks (Scopus)

Atıf (TrDizin)

H-İndeks (TrDizin)

Atıf (Diğer Toplam)

Proje

Tez Danışmanlığı

Açık Erişim

BM Sürdürülebilir Kalkınma Amaçları

Yayınlar & Eserler