Dental Crowns 
Dental Gingival Retraction Cord: What It Is and Why We Use It(8)
An Oral Answers reader, Austin emailed me last week with the following question: “I had 3 temp crowns that were put in on my right side lower and 2 on my left side lower. Today when I was using my water pic I was cleaning my lower right and something started to feel like it [...]
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Six Reasons Why Your Crown Fell Off
Have you ever bit into a sticky piece of candy only to find out that the candy grabbed the crown that your dentist just put on your tooth? If so, you’re not alone! Many people lose crowns from their teeth. A crown that fell off is a common “emergency” that we see at the dental [...]
What’s the Best Temporary Crown Cement and Method to Re-Cement Crowns?
Having a crown come off of your tooth can be very frustrating. Sometimes you just can’t get into the dentist right away because you’re too busy, you’re on vacation, or your dentist can’t fit you in very quickly. Some dentists might recommend that you use a temporary crown cement until you can be seen at [...]
Can You Get a Cavity Under a Dental Crown?
A reader recently asked me if it was possible to get a cavity on a tooth once it has been crowned. Although it seems logical that a crown covering the tooth would prevent this, that is not the case. A tooth with a crown can get a cavity! Can You Get a Cavity on a [...]
When a Crown or Bridge Falls Out, Go Visit Your Dentist
A couple of days ago, a middle-aged woman who we’ll call Beth, brought a crown into the dental school in a plastic bag. Her crown had fallen off of one of her molar teeth about six months ago. Unfortunately, she didn’t think it was very urgent to get it back into her mouth. Beth waited [...]
How Can Gold Fillings and Crowns Work When Gold Is So Soft?
Recently, a reader asked how gold could be used in the mouth when it is so soft. It would seem like the high forces that occur doing chewing would alter the gold filling or crown. Since composite fillings and amalgam fillings are so much harder, wouldn’t they last longer? Technically, the reader is correct. If [...]
What You Should Do When a Crown Falls Off of Your Tooth
A few years ago, I was hanging out with one of my friends. He was biting into a sandwich and his crown came out of his mouth stuck in a piece of bread. Being a big fan of dentists, I went to the dentist with him that same day and watched as the dentist cemented [...]
Hi, I'm Tom. I'm currently a 4th year dental student in the USA. I started this blog to help people take better care of their teeth. You can