2. 'drive' and 'take'. You do not say that you 'lead' someone somewhere in a car. You say that you drive or take them there. Ginny drove Mrs Yancy to the airport. It's his turn to take the children to school. 3. used as a singular noun. The person who has the lead in a race or competition is the one who is winning.
Angioedema is swelling that is similar to hives, but the swelling is under the skin instead of on the surface. Hives are often called welts. They are a surface swelling. It is possible to have angioedema without hives.
Hereditary angioedema is a disorder characterized by recurrent episodes of severe swelling (angioedema). The most common areas of the body to develop swelling are the limbs, face, intestinal tract, and airway. Minor trauma or stress may trigger an attack, but swelling often occurs without a known trigger.