Dental Filling Expansion

Dental fillings can expand and contract. Increased intake of cold and hot foods causes expansion and contraction. Contraction creates an opening between the tooth and filling, and expansion can lead to tooth cracking.

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How does immediate intake of cold water affect the tooth filling?

Query: Hi doctor, I went to the dentist. She told me that she would fill three teeth. But she found another decay in my canine tooth and filled it without telling me. There was no dark spot or anything on the tooth. I started to have sensitivity on that tooth after drinking cold or hot stuff and if I chew...  Read Full »


Dr. Bharat Joshi

Answer: Hi, Welcome to icliniq.com. Drinking a liquid or eating a solid food after a composite filling has no effect on the restoration. If you feel any sensitivity, then there can be a pulpal exposure or a over filling. In both the cases, X-ray has to be taken. So, I suggest you to share the X-ray to...  Read Full »

What causes sharp pain in the tooth after a dental filling?

Query: Hi doctor, I had two deep fillings a few days ago. Two days later, I started having minor toothache and sensitivity. Nowadays, I am getting occasional sharp pain and it lasts just for a second. Is this normal?  Read Full »


Dr. Naveen Thomas

Answer: Hello, Welcome to icliniq.com. As the cavity was very deep, the pulp of those teeth might be infected. If the pain increases or some swelling arises, then show to the dentist as soon as possible.¬†Such teeth might need root canal treatment. If the sensitivity and pain is very mild, then it may be du...  Read Full »

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