| Inclusion Criteria: | 1) Patients with newly diagnosed stage 1 and 2 MALT lymphoma are eligible for this study.
2) Patients with H. pylori positive gastric MALT lymphoma are recommended to have treatments with antibiotics prior to enrollment to this protocol.
3) Patients who failed other treatment modalities (e.g. chemo, antibiotics therapy) may have never had stage 3 or 4 disease during the course of the disease or disease progression to the opposite side of diaphragm. (As the time course of response to antibiotic therapy can be very variable, sometimes requiring more than 1 year for complete response, failure to antibiotic therapy can be very variable among patients, sometimes requiring more than 1 year for complete response, failure to antibiotic treatment will be defined as no response or progression of disease documented by endoscopy & biopsy)
4) Patients who have had stage 4 diseases due to bilateral parotid gland or ocular/ocular adnexal involvement or due to multiple sites within Waldeyer's ring will still be eligible. |