For Recruitment questions, contact the County of Santa Clara Human Resources at (408) 299-6816. For Health and Hospital related recruitments, contact the Santa Clara Valley Health and Hospital System Human Resources at (408) 885-5450.
The T4 test is known as the thyroxine test. The TSH test measures the level of thyroid-stimulating hormone in your blood. These are the two most common thyroid function tests and are usually ordered together. They are routinely performed on newborn babies to identify a low-functioning thyroid gland.
A thyroid-stimulating hormone (TSH) blood test is used to check for thyroid gland problems. TSH is produced when the hypothalamus releases a substance called thyrotropin-releasing hormone (TRH). thyroid-stimulating hormone (TSH) blood test is used to check for thyroid gland problems. TSH is produced when the hypothalamus releases a substance called thyrotropin-releasing hormone (TRH).