Gastric Lymphoma - 5 Studies Found Completed : Antibiotic Therapy in Treating Patients With Low Grade Gastric Lymphoma : Lymphoma : 1999-11-01 : Dietary Supplement: bismuth subcitrate Dru Completed : Chlorambucil Compared With No Further Therapy Following Anti-Helicobacter Therapy in Treating Patients With Low-Grade Lymphoma of the Stomach : Gastric Cancer : 1999-11-01 : Drug: chlorambucil Drug: clarithromycin Completed : Antibiotic Therapy and Antacids in Patients With Malt Lymphoma of the Stomach : Lymphoma : 1999-11-01 : Drug: Amoxicillin Drug: Bismuth Subsalicyl Completed : Phase II Study With Rituximab and Cyclophosphamide, Doxorubicin, Vincristine, Prednisone (CHOP) in Patients With Gastric Diffuse Large B-Cell Non-Hodgkin`s Lymphoma : Primary Gastric Diffuse-Large B-Cell Lymphoma : 2005-09-14 : Drug: Rituximab + CHOP chemotherapy standard Rituximab + CHOP chemo-immunotherapy Completed : Helicobacter – Lymphoma – Radiation Part I: Eradication, Part II: Radiation : Lymphoma Lymphoma, Non-Hodgkin : 2005-09-08 : Drug: proton pump inhibitor Drug: clarithr