Addison Disease
Condition
(Adrenal Insufficiency; Adrenocortical Hypofunction; Chronic Adrenocortical Insufficiency; Hypoadrenalism)
Definition
Addison disease happens when the adrenal glands do not make enough of a hormone called cortisol. It helps the body with things like blood pressure, metabolism, and the immune system. Levels of another hormone called aldosterone may also be low.
The disease may be:
- Primary—the adrenal glands cannot make hormones
- Secondary—other hormones that tell the adrenal glands what to do are missing or are low
A severe problem from this disease is Addisonian or adrenal crisis. It can be deadly.
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Causes
Primary Addison disease is caused by problems with the outer layer of the adrenal gland. This can happen slowly over time.
Addison disease is most often caused by the immune system attacking the gland. It is not known why this happens.
The gland may be harmed by infections, such as:
- Tuberculosis
- Cytomegalovirus (CMV) infection
- Fungal infections
Less common causes are:
- Some cancers
- Amyloidosis—buildup of certain proteins in tissue
- Bleeding in the glands—may happen because of blood thinning drugs or shock
- Having the glands removed with surgery
- Genetic problems or issues present at birth that make it hard for the glands to work as they should
- Some medicines
Secondary Addison disease can be caused by harm to the pituitary gland. This gland sends hormones that control the adrenal gland.
This disease may also happen when a person has taken corticosteroids for a long time and then stops.
Risk Factors
This disease is more common in women.
Other things that may raise the risk are:
- Sepsis—sickness caused by a bloodstream infection
- Acute respiratory distress syndrome (ARDS)
- Pneumonia
- Liver disease
Symptoms
A person with Addison disease may:
- Be very tired
- Not be hungry or lose weight
- Have nausea and vomiting
- Have muscle and joint pain
- Have dark freckles on nipples, scars, skin creases, gums, mouth, and nail beds
- Crave salty foods
- Have mental health issues, such as depression
- Women may have:
- Dry and itchy skin
- Lack of sex drive
Diagnosis
The doctor will ask about symptoms and health history. A physical exam will be done.
Blood and urine tests may be done to check hormone levels.
Pictures may be taken. This can be done with:
Treatment
There is no cure. The goal is to manage symptoms and lower the risk of adrenal crisis.
Medicines can be given to replace missing hormones. The dose may need to be raised during times of stress or sickness, such as surgery, pregnancy, or trauma.
Prevention
Addison disease cannot be prevented.
Family Doctor—American Academy of Family Physicians
National Adrenal Diseases Foundation
CANADIAN RESOURCES:
The Canadian Addison Society
Health Canada
Family Doctor—American Academy of Family Physicians
National Adrenal Diseases Foundation
CANADIAN RESOURCES:
The Canadian Addison Society
Health Canada
References
- Adrenal insufficiency and Addison's disease. National Institute of Diabetes and Digestive and Kidney Diseases website. Available at: http://www.niddk.nih.gov/health-information/endocrine-diseases/adrenal-insufficiency-addisons-disease.
- Adrenal insufficiency in adults. EBSCO DynaMed website. Available at: https://www.dynamed.com/condition/adrenal-insufficiency-in-adults.
- Barthel, A., Benker, G., et al. An update on Addison's disease. Experimental and Clinical Endocrinology & Diabetes, 2019; 127 (2-03): 165-175.
Contributors
- James P. Cornell, MD
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