TSH (Thyroid Stimulating Hormone): is used to confirm or rule out suspected hypothyroidism

Typically, the preferred initial test for thyroid disorders is a TSH test. If the TSH level is abnormal, it will usually be followed up with a test for free T4. Sometimes a total T3 or free T3 will also be performed

Common Causes of TSH Increase: Thyroid hypofunction
Less Common Causes of TSH Increase: liver dysfunction
Common Causes

Non -Fasting Panel- It's not recommended that you have no food or liquids, other than water, for at least 8 hours prior to test.  Please drink plenty water to prevent dehydration. 

After placing an order, you will receive a doctor approved lab order by email usually within 20-30 minutes. The emailed Lab Requisition will allow you to go to a local patient collection site to get tested. You will not have to pay any additional lab, collection or doctor's fees.  Most test will normally report within 48-72 hours by secure email. List of collections site can be found using our Lab Locator Tool. If you have any questions please call our offices at 1-844-455-6355 or chat online with a member of our Care Team.