The hypothalamus is an area of the brain that produces hormones that control:
- Body temperature
- Heart rate
- Hunger
- Mood
- Release of hormones from many glands, especially the pituitary gland
- Sex drive
- Sleep
- Thirst

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HYPOTHALAMIC DISEASE
Hypothalamic dysfunction can occur as a result of diseases, including:
- Genetic causes (often present at birth or during childhood)
- Infection or inflammation
- Injury as a result of trauma, surgery or radiation
SYMPTOMS OF HYPOTHALAMIC DISEASE
Because the hypothalamus controls so many different functions, hypothalamic disease can have many different symptoms, depending on the cause. The most common symptoms are:
- Increased appetite and rapid weight gain
- Extreme thirst and frequent urination (diabetes insipidus)
- Low body temperature
- Slow heart rate
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References
Giustina A, Braunstein GD. Hypothalamic syndromes. In: Jameson JL, De Groot LJ, de Kretser DM, et al, eds. Endocrinology: Adult and Pediatric. 7th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 10.
Myers MG, Olson DP. Neuroendocrine control of energy stores. In: Melmed S, Auchus, RJ, Goldfine AB, Koenig RJ, Rosen CJ, eds. Williams Textbook of Endocrinology. 14th ed. Philadelphia, PA: Elsevier; 2020:chap 39.
Weiss RE. Neuroendocrinology and the neuroendocrine system. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 26th ed. Philadelphia, PA: Elsevier; 2020:chap 210.
Review Date 4/24/2021
Updated by: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.