T3

Injury	Disease	Nutrition	Poison

Symptoms	Surgery	Test	Special Topic

Overview

Risks

Results

T3

Alternative Names:

Triiodothyronine; T3 radioimmunoassay

What the risks are:

The only risks of the test is those minor risks associated with having blood drawn.

Special considerations:

Drugs that can increase T3 measurements include clofibrate, estrogens, methadone, and oral contraceptives.

Drugs that can decrease T3 measurements include anabolic steroids, androgens, antithyroid drugs (for example, propylthiouracil), lithium, phenytoin, and propranolol.

Review Date: 1/18/2006
Reviewed By: Nikheel S. Kolatkar, MD, Clinical and Research Fellow, Division of Endocrinology, Diabetes, and Hypertension, Brigham and Women's Hospital, Harvard Medical School, Boston, MA. Review provided by VeriMed Healthcare Network.

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