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Clinical Trial Details — Status: Completed

Administrative data

NCT number NCT04465162
Other study ID # ID99-384
Secondary ID NCI-2020-02549ID
Status Completed
Phase Phase 2
First received
Last updated
Start date June 7, 2000
Est. completion date March 15, 2021

Study information

Verified date February 2022
Source M.D. Anderson Cancer Center
Contact n/a
Is FDA regulated No
Health authority
Study type Interventional

Clinical Trial Summary

This trial studies the side effects of radiation therapy used alone, and if it can achieve a high cure rate in the treatment of patients with MALT lymphoma. Radiation therapy uses high energy sources to kill cancer cells and shrink tumors. This treatment may improve the patient's lymphoma.


Description:

PRIMARY OBJECTIVE: I. To determine the efficacy and toxicity of radiation therapy alone in treating stage 1 and 2 MALT lymphoma for newly diagnosed patients and for the patients who failed other treatment modalities. OUTLINE: Patients undergo radiation therapy once daily (QD) 5 times weekly over 3.5-5 weeks. After completion of study treatment, patients are followed up at 6-8 weeks, and then every 3-4 months for year 1, every 4-6 months for year 2, every 6 months for years 3 and 4, and once yearly thereafter.


Recruitment information / eligibility

Status Completed
Enrollment 75
Est. completion date March 15, 2021
Est. primary completion date March 15, 2021
Accepts healthy volunteers No
Gender All
Age group N/A and older
Eligibility Inclusion Criteria: - Patients with newly diagnosed stage 1 and 2 MALT lymphoma are eligible for this study - Patients with Helicobacter (H.) pylori positive gastric MALT lymphoma are recommended to have treatments with antibiotics prior to enrollment to this protocol - Patients who failed other treatment modalities (e.g. chemotherapy, antibiotics therapy etc) are also eligible as far as they never had stage 3 or 4 disease during the course of the disease or disease progression to the opposite side of the diaphragm (as the time course of the response to antibiotic therapy can be very variable among patients, sometimes requiring more than one year for complete response, failure to antibiotic therapy can be very variable among patients, sometimes requiring more than one year for complete response, failure to antibiotic treatment will be defined as no response or progression of the disease documented by endoscopy and biopsy) - 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 Exclusion Criteria: - Patients who had previous radiation dose to the site of the current primary disease which would lead to violation of known radiation tolerance limit of that particular site if treated again - Patients with MALT lymphoma of the skin whose lesions are separated by more than 5 cm will be ineligible - Previous or concurrent malignancy in any form would not be an exclusion criterion. However, patients who receive chemotherapy for concurrent malignancy will be excluded from statistical analysis - Low blood cell counts would not be exclusion criteria as far as the patient is willing to accept supportive measures such as transfusions, filgrastim and epoetin

Study Design


Intervention

Other:
Radiation Therapy
Undergo radiation therapy

Locations

Country Name City State
United States M D Anderson Cancer Center Houston Texas

Sponsors (2)

Lead Sponsor Collaborator
M.D. Anderson Cancer Center National Cancer Institute (NCI)

Country where clinical trial is conducted

United States, 

Outcome

Type Measure Description Time frame Safety issue
Primary Relapse-free Survival (RFS) RFS was defined as the time in months from the date of study entry until the last follow-up or death, with all deaths censored. Kaplan-Meier curves were estimated for the survival distributions. Through study completion, up to 10 years
Secondary Median Progression Free Survival (PFS) PFS is defined as the time from randomization to progression or death. Kaplan-Meier curves were estimated for the survival distributions. 17.5 years
Secondary Progression Free Survival (PFS) at 10 Years PFS events is the time in months and defined as any lymphoma relapse ( lymphoma that comes back after successful treatment and a period of remission) or death from any cause. Kaplan-Meier curves were estimated for the survival distributions. Through study completion, up to 10 years
Secondary 10 Year Overall Survival (OS) Overall Survival is the time in months from start of study treatment to date of death due to any cause. Overall survival rates are estimated by the Kaplan-Meier method. Through study completion, up to 10 years
See also
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