Result of atherosclerotic plaque blocking one or more of the blood vessels that supply the heart. Can cause chest pain/angina pectoris occurring due to stress of exercise. If blockage completely impedes blood flow to the heart, a heart attack can occur.
A: The most common cause of new or come-and-go tongue swelling (or swelling of the lip or throat) is a type of allergic reaction called angioedema.. Sudden tongue swelling can sometimes be dangerous because it could block your airway. Two types of angioedema can lead to a swollen tongue: 1.
In addition to allergies, non-allergic causes of a swollen tongue can include: 1  An infection in or on the tongue. 2  A tumor or mass. 3  An insect bite or sting on the tongue that causes swelling, even though it might not trigger an allergic reaction.