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Resistant Hypothyroidism? Consider Adding Liothyronine

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EXPERT OPINION FROM AN UPDATE ON INTERNAL MEDICINE SPONSORED BY THE UNIVERSITY OF COLORADO

He emphasized the importance of avoiding overtreatment with LT4 in an attempt to improve quality of life in patients with residual symptoms despite a TSH of 0.5-2.0 mU/L. Subclinical hyperthyroidism as defined by a TSH below 0.1 mU/L has been shown to significantly increase the risk of hip and spine fractures, atrial fibrillation, and cardiovascular mortality.

Dr. McDermott reported having no financial conflicts.