Microsoft Word - Keays Medical Group

Occasionally the course is marked by symptoms of mild thyrotoxicosis, especially during the early phase of the disease. Symptoms and signs of mild hypothyroidism may be present in 20% of patients when first seen(41), or commonly develop over a period of several years. Progression from subclinical hypothyroidism (normal FT4 but elevated TSH) to overt hypo-thyroidism occurs in a certain fraction ... ................
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