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Dental Injuries

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Introduction

Trauma to the face or teeth can be caused by auto accidents, falls, and injury from sports such as football, hockey, soccer, volleyball, basketball, and baseball, etc. Patients suffering significant head, neck, or facial trauma should be evaluated and treated in hospital emergency rooms. Such trauma may involve bleeding from the nose or ears, concussion, dizziness, lapse of memory, disorientation, severe headache and earache, or breaking (fracture) of the skull and/or jaws. Most hospitals have on their staff oral surgeons who can treat fractures of the upper or lower jaw and perform emergency tooth removal (dental extractions) and reconstruction of the dental arches.

Wear and tear due to cavities and chewing hard objects, such as pencils, ice cubes, nuts, and hard candies, can also lead to tooth fractures. Dental injury without associated head and neck trauma can be evaluated and treated in a dental office. Such dental injuries include broken (fractured) teeth, teeth totally knocked out of the mouth, or teeth displaced by unexpected external forces. These dental accidents may be associated with swelling of the gum and oral tissue. Cold packs or ice cubes placed either inside the mouth directly above the injured tooth, or outside on the cheeks or lips, can reduce pain and swelling before the patient reaches the dentist.

What is a tooth fracture?

Tooth fractures can range from minor (involving chipping of the outer tooth layers called enamel and dentin) to severe (involving vertical, diagonal, or horizontal fractures of the root). Enamel and dentin are the two outer protective layers of the tooth. The enamel is the outermost white hard surface. The dentin is a yellow layer lying just beneath the enamel. Enamel and dentin both serve to protect the inner living tooth tissue called the pulp. The visible one-third of the tooth is called the crown, while the remaining two-thirds of the tooth buried in the bone is called the root. Dental X-rays are necessary in most instances to diagnose, locate, and measure the extent of tooth fracture.



Source: MedicineNet.com
http://www.medicinenet.com/dental_injuries/article.htm

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