Hereditary vs. Allergic Angioedema: Symptoms, Causes, and Treatments

Hereditary vs. Allergic Angioedema: Symptoms, Causes, and Treatments

Hereditary angioedema (HAE) is a genetic condition that causes bouts of swelling in the tissue under your skin. The uncomfortable swelling can happen in many different parts of your body, including your hands, feet, genitals, mouth, and eyes, as well as in your gastrointestinal tract, throat, and airways. Allergic angioedema also involves bouts of swelling below the surface of your skin, particularly in your face, lips, tongue, and throat. It ma…