A trauma resulting in sensitivity with limited movement and no displacement is what type of luxation?
  1. Concussion
  2. Subluxation
  3. Lateral luxation
  4. Intrusion luxation
Explanation
Answer: A - A trauma resulting in sensitivity with limited movement and no displacement is a concussion luxation. Treatment is not necessary in most cases, but a flexible splint may be used to comfort the patient. If the tooth becomes symptomatic or shows signs of necrosis or resorption a root canal may be necessary.
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