Whether your tooth cracks from an injury or general wear and tear, you can experience a variety of symptoms ranging from erratic pain when you chew your food to sudden pain when your tooth is exposed to very hot or cold temperatures.In many cases, the pain may come and go and your dentist may have difficulty locating the tooth causing the discomfort.Fractured And Broken Teeth. Your dentist can figure out if the break was caused by a cavity, and if the tooth’s nerve is in danger. A damaged nerve usually will require root canal treatment. Until you get to the dentist’s office: Rinse your mouth well with warm water. Apply pressure with a piece of gauze on any bleeding areas for about 10 minutes or until the bleeding stops.chipped, cracked or broken a tooth ; If a piece of tooth has broken off, put it in milk or saliva (by spitting into a container if it’s your tooth, or having your child spit into a container if it’s theirs) and take it to the dentist.Crown fractures. One broken front tooth (shown with a protective sealant) is fractured through all three layers, enamel, dentin and pulp. This is a dental emergency – seek care as soon as possible, no longer than 24 hours. See the chart below for other types of tooth fractures and which are dental emergencies.If a tooth is chipped badly or there is pain when chewing or drinking, it may need a crown. A crown is a cap that covers the tooth and both protects it and improves its appearance. Similarly, a badly chipped tooth may also be filled. The same fillings a dentist uses to repair a tooth damaged by cavities can also be used to repair a chip.A chipped tooth is a tooth where a very small piece or fragment of the tooth breaks off, especially at the edge of the tooth. There are many causes and situations where your tooth can get chipped. Crunching on a piece of hard candy or ice can result in a chipped tooth. Dental bonding or filling, dental crown, dental veneers and root canal therapy are some of the ways to fix a chipped tooth.