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The causes of increase and decrease of triiodothyronine
Medical expert of the article
Last reviewed: 19.10.2021
Diseases and conditions under which the concentration of triiodothyronine changesin blood serum
|
Increase in concentration |
Reduction in concentration |
|
Thyrotoxicosis Lack of iodine Condition after treatment with radioactive iodine preparations Endemic goiter Pendred's syndrome The use of estrogens, oral contraceptives, methadone, heroin |
Postoperative conditions and severe diseases Hypofunction of the thyroid gland Acute and subacute thyroiditis The use of androgens, dexamethasone, propranolol, salicylates, coumarin derivatives |