- Sep 11, 2011
My son has always had major allergies, but we have never had issues with the food allergies...

Angioedema is a swelling, similar to hives, but the swelling is beneath the skin rather than on the surface. The hives are called welts. It is also possible to have angioedema without hives.
See also: Hereditary angioedema
Angioneurotic edema; Welts