what causes swollen lips and face
Angioedema may include swelling of the face, especially the lips, the skin around the eyes, and the throat. Allergies. By Daniel More, MD - Reviewed by a board-certified physician. Swelling of the neck, tongue, lips, throat, and the area around the eyes is often caused by angioedema. Angioedema is caused by the release of histamine into the skin by allergic cells such as mast cells. This is the same process that causes urticaria, or hives, but angioedema occurs in deeper skin tissues such as the lips, tongue, throat, the area around the eyes, hands, feet, and genitals.