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If you have HAE, you may have started experiencing symptoms around puberty, but the swelling begins earlier in some patients. Patients with HAE typically continue to have attacks of angioedema throughout their lives, although some may find their symptoms occur less frequently as they age.
On average, untreated HAE patients have attacks (or symptom flare-ups) every 7-14 days or greater than 20 attacks per year, each generally lasting 2 to 5 days before resolving on its own.
HAE attacks are unpredictable and can happen anywhere on the body, but they tend to affect the:
All types of HAE attacks can affect your activities and daily life. In this section, you'll learn about HAE attacks, including:
Some patients can identify triggers for their attacks.
Learn to recognize the symptoms of the disease.
Pathophysiology of Acute HAE Attacks
Learn what happens during an acute HAE attack.
Know the signs of an HAE emergency and what you should do about it.