Diffuse thyroid enlargement and its regression in methotrexate-associated lymphoproliferative disorder: an ultrasonographic observation
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Summary: A 70-year-old woman with Hashimoto thyroiditis, treated with levothyroxine, was diagnosed with rheumatoid arthritis 1 year prior and subsequently began methotrexate (MTX) therapy. She presented with a 2-week history of p... ...
