Syndrome of inappropriate antidiuretic hormone
Other Names for this Disease
- Dilutional hyponatremia
- Inappropriate ADH syndrome
- Schwartz Bartter syndrome
- Syndrome of inappropriate antidiuretic hormone secretion
Your QuestionThe doctor told me I have SIADH or syndrome of inappropriate antidiuretic hormone. I would like to know more about it.
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Questions on this page
Many things can cause syndrome of inappropriate antidiuretic hormone (SIADH), including brain injury, brain infection, brain abscesses, subarachnoid hemorrhage, encephalitis, meningitis, Guillain-Barré syndrome, delirium tremens, multiple sclerosis, lung cancer, pancreatic cancer, thymoma, ovarian cancer, lymphoma, pneumonia, chronic obstructive pulmonary disease, lung abscess, tuberculosis, cystic fibrosis, surgery, and drugs.
SIADH has also been reported in association with AIDS, temporal arteritis, polyarteritis nodosa, sarcoidosis, Rocky Mountain spotted fever, carcinoma of the cervix, olfactory neuroblastoma, and herpes zoster infection of the chest wall.
Often the underlying cause of the condition can not be determined. In these cases the condition is said to be idiopathic.
- Antidiuretic hormone blood test. MedlinePlus. November 7, 2013; http://www.nlm.nih.gov/medlineplus/ency/article/003702.htm. Accessed 6/5/2014.
- Lewis JL. Hyponatremia (Low Level of Sodium in the Blood). The Merck Manual Home Health Handbook. July 2013; http://www.merckmanuals.com/home/hormonal_and_metabolic_disorders/electrolyte_balance/hyponatremia_low_level_of_sodium_in_the_blood.html. Accessed 6/5/2014.
- Thomas CP. Syndrome of Inappropriate Antidiuretic Hormone Secretion. Medscape Reference. April 29, 2014; http://emedicine.medscape.com/article/246650-overview. Accessed 6/5/2014.