Cortisol in Blood

Free Cortisol Test, Hydrocortisone Test

Why It Is Done

A cortisol test is done to find problems of the pituitary gland or adrenal glands, such as making too much or too little hormones.

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Author:	Jan Nissl, RN, BS Sydney Youngerman-Cole, RN, BSN, RNC	Last Updated: November 30, 2006
Medical Review:	Caroline S. Rhoads, MD - Internal Medicine Hanan Bassyouni, MD - Endocrinology and Metabolism Alan C. Dalkin, MD - Endocrinology
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