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[Distant radiotherapy in rheumatoid arthritis].
Meditsinskaia Radiologiia
|January 1, 1991
Summary
Radiation therapy targeting lymph nodes shows promise for rheumatoid arthritis. A lower dose (7.5 Gy) effectively reduced symptoms and joint inflammation with fewer side effects than higher doses.
Area of Science:
- Immunology
- Radiotherapy
- Rheumatology
Background:
- Rheumatoid arthritis (RA) is a chronic autoimmune disease.
- Resistant forms of RA often require advanced treatment strategies.
- Lymph node irradiation is an emerging therapeutic approach.
Purpose of the Study:
- To evaluate the efficacy and toxicity of 7.5 Gy lymph node irradiation in RA patients.
- To compare the outcomes of 7.5 Gy irradiation with a higher dose (20 Gy).
Main Methods:
- An open controlled study involving 20 patients with resistant rheumatoid arthritis.
- Lymph nodes were irradiated at a dose of 7.5 Gy.
- Clinical assessments and laboratory tests were performed post-irradiation.
Main Results:
- 50% of patients experienced clinical improvement, including reduced morning stiffness, fewer inflamed joints, and improved Riccis index.
- Immunosuppression and moderate lymphopenia were observed in all patients.
- Nausea was the primary side effect, resolving without intervention.
Conclusions:
- Lymph node irradiation at 7.5 Gy is an effective treatment for rheumatoid arthritis.
- This lower dose demonstrates comparable efficacy to 20 Gy but with reduced toxicity.
- Further research into lymph node irradiation for RA is warranted.