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Angioedema

(Angioneurotic Edema; Hereditary Angioedema)

Definition

Angioedema is a common condition that involves swelling beneath the surface of the skin with or without redness. Angioedema can occur around the eyelids and lips, or on the face, hands, feet, or genitalia. Since this condition can cause swelling of the airways, it is important that you seek medical care if you think you have angioedema.

Causes

Angioedema is often associated with urticaria (hives). It can be caused by:
Hives
Splotchy body rash -adult
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Risk Factors

This condition is more common in women and people who are 30-60 years of age.
Factors that may increase your chances of developing angioedema include:

Symptoms

Symptoms may include:

Diagnosis

You will be asked about your symptoms and medical history. A physical exam will be done.
Your bodily fluids and tissues may be tested. This can be done with:
Images may be taken of your abdomen. This can be done with an abdominal ultrasound.

Treatment

Talk with your doctor about the best treatment plan for you. Minor episodes of angioedema may not need treatment. However, it is important to make sure the swelling does not spread to the airway, which can be life-threatening. Treatment options include the following:
Tracheostomy Tube
Tracheostomy Tube
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Prevention

To help reduce your chances of developing this condition, avoid substances or triggers that have caused hives or angioedema in the past.

RESOURCES

American College of Allergy, Asthma & Immunology http://www.acaai.org

Asthma and Allergy Foundation of America http://www.aafa.org

CANADIAN RESOURCES

Canadian Dermatology Association http://www.dermatology.ca

Canadian Society of Allergy and Clinical Immunology http://www.csaci.ca

References

Beltrani VS. Angioedema: some "new" thoughts regarding idiopathic angioedema. In: Greaves MW, Kaplan AP, eds. Marcel Dekker. New York, NY; 2004: 421.

Lin RY, Cannon AG, et al. Pattern of hospitalizations for angioedema in New York between 1990 and 2003. Ann Allergy Asthma Immunol. 2005;95:159

Urticaria. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated July 1, 2015. Accessed September 22, 2015.

Angioedema. EBSCO DynaMed website. Available at: http://www.ebscohost.com/dynamed. Updated March 2, 2015. Accessed September 22, 2015.

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