A dentist needs to examine the tooth and take an x-ray. If the decay visible on the X-ray has extended to the pulp of the tooth, the tooth needs a root canal + post / core +crown if you want to try to save it, which can cost around $2000.
That's why regular checkups are important-- The dentist can detect cavities while they are small and inexpensive to repair (a couple hundred). You really don't want to wait until a cavity gets so bad that you need a root canal + post / core + crown.
Ounce of prevention worth a pound of cure and all that..
2007-07-05 10:05:21
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answer #1
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answered by thddspc 5
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Gum disease and cavities for the most part are painless. But when a cavity gets deep inside a tooth, and the tooth starts hurting when something cold hits it, or when you are chewing on it, or for no reason at all, it is a pretty good sign that the tooth will need a root canal. Once the nerve is affected and there is pain associated with the tooth, then the nerve will have to be removed.
2007-07-05 08:54:50
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answer #2
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answered by Dave F 6
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It is difficult to tell. The best way to know will be the advice of a trusted dentist.
Often a root in need of a canal treatment won't even cause pain in the tooth, but in the sinus, eye, or ear. If you are experiencing significant pain, see your dentist.
2007-07-05 08:40:52
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answer #3
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answered by esther s 1
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Its best for a dentist to tell you if you need a root canal or not...
BUT... the signs are when you are sensitive to hot and cold... n the pain doesn't go away instantly and stays for more than a minute...
AND... sometimes the pain starts out of the blue... (i.e. while you're sleeping)...
2007-07-05 09:01:35
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answer #4
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answered by Samantha 6
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You go to the dentist and ask him.
2007-07-05 08:41:15
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answer #5
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answered by Nerys 4
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