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Title: Total lymphoid irradiation therapy in refractory rheumatoid arthritis. Fifteen- to forty-month followup

Journal Article · · Arthritis Rheum.; (United States)

Twelve patients with refractory rheumatoid arthritis were treated with total lymphoid irradiation (TLI) to a total cumulative dose of 3,000 rads. Post-TLI morbidity/mortality included 8 patients with xerostomia, 4 with weight loss of greater than 10 kg, 3 with loss of 4 or more teeth, 3 with herpes zoster, 4 with bacterial infection that was fatal in 2, 3 with hypothyroidism, 1 with cutaneous vasculitis, and death from myocardial infarction in 1 patient and cardiorespiratory arrest in another. Ten of the patients were reevaluated 15-40 months (mean +/- SE, 30 +/- 2) after completion of TLI, and significant improvement was noted in several disease parameters including number of swollen joints, duration of morning stiffness, and 50-foot walking time. Blood lymphopenia and a decrease in helper T cells (T4) were also noted. These data suggest that changes in immunoregulation induced by TLI can produce longlasting alterations in rheumatoid arthritis, although adverse effects may limit its efficacy.

Research Organization:
Department of Medicine, Harvard Medical School, Boston, Massachusetts
OSTI ID:
6743066
Journal Information:
Arthritis Rheum.; (United States), Vol. 27:5
Country of Publication:
United States
Language:
English