Hypothyroidism - Thyroid UK - Home

Subclinical hypothyroidism (where there are elevated TSH levels, but normal FT4 levels, possibly with symptoms) has been found in ap-proximately 4% to 8% of the general population but in approximately 15% to 18% of women over 60 years of age. Drugs increasing clearance of levothyroxine Phenytoin - … ................
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