People should see a doctor if. 1  A bee sting triggers hives (to obtain advice about treatment if another bee sting occurs). 2  They have other symptoms, such as fever, joint pains, weight loss, swollen lymph nodes, or night sweats. 3  Hives recur without exposure to a trigger. 4  Symptoms last for more than 2 days.
tooth. 1. (in most vertebrates) one of the hard bodies or processes usu. attached in a row to each jaw, serving for the prehension and mastication of food, as weapons of attack or defense, etc., and in mammals typically composed chiefly of dentin surrounding a sensitive pulp and covered on the crown with enamel.
A tooth is composed of four dental tissues: enamel, dentin and cementum, which are hard or calcified, and pulp, which is soft or noncalcified. The visible part of the tooth is called the crown. It is made of enamel, an extremely hard, non-living substance.