It is possible for your tooth to lighten with tooth whitening, but the result can be unpredictable. A tooth will darken following trauma because of hemorrhage in the center part of the tooth. This causes the pigment heme to get into the tooth structure from the inside. An x-ray can't tell you... more
Teeth whitening for grey tooth from injury?
My top incisors have turned grey due to falling last summer and then slamming into the sidewalk. X-rays said I didn't need a root canal, (I've had no pain nor sensitivity) but I don't know what I can do about them being grey. Will Teeth whitening work and last or do I need to do something more permanent? The rest of my teeth are very white which makes this very obvious.
2 answers to “Teeth whitening for grey tooth from...”
A: Whitening will not help unfortunately.
Trauma to your front teeth that has caused them to turn grey is the hardest color to whiten. Usually when teeth appear grey, they are usually darker (grey) even deeper through the tooth. Meaning that whitening can even make the grey stand out more because it causes the enamel to become more... more
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