HAE accounts for only a small fraction of all cases of angioedema. To avoid potentially fatal consequences such as upper airway obstruction and unnecessary abdominal surgery, the …

Hereditary angioedema (HAE) is a rare, genetic disorder that causes episodes of swelling in the face, hands, feet and elsewhere. Symptoms usually begin in childhood.

What is Hereditary Angioedema (HAE)? Hereditary Angioedema, or HAE, is a very rare and potentially life-threatening genetic condition that involves recurrent attacks of severe swelling …

Dec 4, 2025 · Hereditary angioedema (HAE) is a rare genetic condition that causes swelling under the skin and lining of your gut and lungs. “Angio” means it affects your blood vessels.

Apr 22, 2025 · Hereditary angioedema (HAE) is a rare genetic disorder that runs in families. It causes extreme swelling, which may lead to pain and other symptoms in the body.

May 1, 2023 · Hereditary angioedema (HAE) is an autosomal dominant disease caused by the lack of or a dysfunctional C1-inhibitor protein. For this reason, the nomenclature has been …

The most common cause of HAE is a decrease in C1 esterase inhibitor (C1 INH), a protein that is part of our body’s normal immune system. A peptide called bradykinin is thought to be …

HAE International is a global non-profit network of member organizations dedicated to raising awareness of hereditary angioedema and improving the lives of people with HAE.

Hereditary Angioedema (HAE) is a rare genetic condition. People with HAE either have a low level of an important protein (C1-INH) in their blood or this C1-INH protein does not function …

Mar 31, 2024 · Hereditary angioedema (HAE) is caused by a low level or improper function of a protein called the C1 inhibitor. It affects the blood vessels. An HAE attack can result in rapid …