Jennifer Hawke-Petit and her two daughters were raped and murdered, while her husband, Dr. William Petit, was injured during a home invasion in Cheshire, Connecticut.
This signal is called thyroid stimulating hormone (TSH). As the name implies, this hormone stimulates the thyroid to produce thyroid hormone and to grow in size. This abnormal growth in size produces what is termed a âgoiter.â Thus, iodine deficiency is one cause of goiter development. Wherever iodine deficiency is common, goiter will be common.
It is seen in two to three percent of the entire population. When the thyroid is not working properly, it can cause changes in other blood tests as well. Thyroid Stimulating Hormone (TSH) Normal range for an adult: 0.4 - 5.5 mU/ml Preparation This test may be measured any time of the day without fasting. The brain regulates the amount of thyroid hormones in the blood. When the hormone levels are low, the brain sends a message to send out TSH.