A Study in Greece Observing How Patients With Stomach and Esophageal Cancer Are Diagnosed and Treated in Everyday Medical Practice

Gastric Cancer Registry for Epidemiology and Molecular Risk Factor

NCT03046745 ·Status: UNKNOWN

Verifying the Specificity of a New Method in Predicting Lymph Node Metastasis in Early Gastric Cancer Patients

NCT03632746 ·Status: UNKNOWN

Confocal Endomicroscopy Detection of Gastric Preneoplasia and Neoplasia

NCT01384201 ·Status: COMPLETED

Frequency of EGFR and KRAS Mutations and Clinical-prognostic Correlation in Brazilian Lung Cancer Patients

NCT03171636 ·Status: COMPLETED

Genomic and Dietary Aspects in Gastric Cancer Risk

NCT05934058 ·Status: NOT_YET_RECRUITING

Investigation of the Proportion of Human Epidermal Growth Factor Receptor 2 Protein Overexpression of Gastric Adenocarcinoma and Prognostic Effect of HER2, and Analysis of Practice Pattern of Herceptin Use in Stage IV Gastric Cancer

NCT02136836 ·Status: UNKNOWN

Deciphering the Molecular Traits of Non-canonical Responders to Advance Personalized Therapy in Gastric Cancer

NCT06877910 ·Status: ACTIVE_NOT_RECRUITING

Chromoendoscopy to Detect Early Synchronous Second Primary Esophageal Carcinoma

NCT01783158 ·Status: COMPLETED

Identification of Biomarkers of Risk for Pre-neoplastic and Neoplastic Lesions for the Development of Gastric Cancer

NCT07374731 ·Status: RECRUITING

Effectiveness of Risk-based Sequential Screening for Esophageal and Gastric Cancer

NCT06306755 ·Status: RECRUITING ·Phase: NA

Atrophic Gastritis Predicts the Risk of Gastric Cancer

NCT06203327 ·Status: RECRUITING

Chemoprevention of Gastric Carcinogenesis

NCT02794428 ·Status: COMPLETED ·Phase: PHASE2

Prognosis and Risk Factors of Gastric Cancer in Patients With Intestinal Metaplasia

NCT02325323 ·Status: UNKNOWN

CIRCULATing Biomarkers for Individualized Surgical Therapy in gastroEsophageal Cancer - Phase 1

NCT04455282 ·Status: RECRUITING

Recent Trends in Stage Migration of Gastrointestnial Carcinoid Tumors Over Two Decades: a Retrospective SEER-based Analysis 2000-2022

NCT07317726 ·Status: COMPLETED

InteGRAtive Analysis of TuMor, Microenvironment, ImmunitY and Patient Expectation for Personalized Response Prediction in Gastric Cancer

NCT04842916 ·Status: RECRUITING

The Role of Chromoendoscopy in the Early Detection of Esophageal Cancer in Patients With Prior Head and Neck Cancers

NCT02435602 ·Status: COMPLETED ·Phase: NA

Individually Tailored Strategies for the Precision Prevention of Gastric Cancer and Colorectal Cancer in the Community

NCT03793335 ·Status: ENROLLING_BY_INVITATION

Predictive Factors of Survival With and Without Repetition With 5 and 10 Years Curative Post-oesophagectomy for Cancer of the Oesophagus

NCT03410758 ·Status: COMPLETED

Classification of Adenocarcinoma of the Esophagogastric Junction

NCT04151524 ·Status: UNKNOWN

Evaluation of Predictive Visual Analog Scale (VAS) for Determining the Ingesta of Patients Carrying a Digestive Cancer

NCT02781532 ·Status: COMPLETED

Establishment of 2D and 3D Primary Cell Cultures From Gastric and Gastroesophageal Junction Cancer

NCT05541874 ·Status: NOT_YET_RECRUITING

Hereditary Gastric Cancer Syndromes: An Integrated Genomic and Clinicopathologic Study of the Predisposition to Gastric Cancer

NCT03030404 ·Status: COMPLETED

Stratifying Risk in Barrett's Esophagus: A Pilot Study for Biomarker-based Patient Management

NCT02075905 ·Status: COMPLETED

Early Detection of Esophageal Cancer

NCT00341523 ·Status: TERMINATED