T3 (Triiodothyronine) and T4 (Thyroxine) are hormones produced by the thyroid gland. The average level of T3 is 80 to 180 ng/dL, and T4 is 4 to 12 ug/dL. Increase or decrease in this levels causes metabolic disorders like hypothyroidism and hyperthyroidism.
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Query: Hi doctor, My wife, who is 29 years old, had symptoms of tiredness and dry skin. So, we tested her thyroid function. I found that her serum TSH level was 150 as well as free T4 below normal. Is this symptom of hypothyroidism? She delivered a baby seven months ago and the test was done recently. She ... Read Full »
Answer: Hi, Welcome to icliniq.com. It could be postpartum thyroiditis or unmasking of autoimmune hypothyroidism. As it is most likely to be the latter, kindly start her on Thyroxine 75-100 mcg once daily (Levothyroxine) depending upon her weight. Check TSH (thyroid stimulating hormone), FT4 (... Read Full »