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Crown vs large filling

6 replies

honeyandbutterontoast · 11/04/2026 07:10

Six years ago I had onlays put on both my bottom number 6 molars. I had fractured them both from teeth grinding.

No problems until a month ago when I would occasionally get a sharp pain on one of if I bit anything hard. I went for a check up two weeks ago and was told the the tooth was fine.

Yesterday a big chunk of tooth fell out :( it has cracked and come off under the onlay. My dentist couldn’t see me so I had to see an emergency dentist.

They have advised either they try to patch a large filling in or do a crown. They recommended a crown as the tooth could fracture again with a filling. Crown is over twice the price.

Just not sure what to do. I have dental anxiety, I get freaked out by even the thought of a crown being something “foreign” and knowing it’s stuck in there. But I’m guessing a filling will only be a temporary measure.

And how now seen umpteen insta reels about how crowns are so bad etc…

OP posts:
Lennonjingles · 11/04/2026 07:21

I have 2 crowns, one next to front teeth, the other a back molar, both are good and I’ve never had any problems. I also have a back molar that is about 75% filling, which was done over 25 years ago, so was an old style ugly filling. A bit broke off so I thought dentist would recommend a crown but she said she would try and fill it again, but to obviously be careful eating hard food on that side, it’s been fine. My last crown was £1,700 in 2018, filling was £125 two years ago. Personally if the tooth is ok to fill, I would try that first.

honeyandbutterontoast · 11/04/2026 07:27

Thank you.

I’ve been quoted 800 vs 350.

They told me it would be a filling which covered 3 surfaces, basically a quarter of the tooth came off. I’m just not sure how a filling under the onlay would work. If it would increase the pressure on the remaining tooth.

OP posts:
Lilly11a · 11/04/2026 07:31

I ve just had a crown fitted yesterday oddly enough.

The temp one was a bit painful but 2 weeks later they fitted the permanent one in more or less like Lego . It's made especially for your mouth

PersephoneParlormaid · 11/04/2026 07:34

I’m nervous at the dentist and had to have a crown, and it’s no different to a filling. Still have local anaesthetic and drilling. I then needed another 2 and wasn’t bothered about having them.
Personally I’d go for the crown as the big filling will eventually fail and you’ll need a crown anyway.

honeyandbutterontoast · 11/04/2026 07:34

They will do it on the same day, it’s 3d printed in the lab there apparently.

OP posts:
Ridingthegravytrain · 11/04/2026 07:36

it is highly likely that you will end up needing the crown further down the line. For peace of mind I would get it done now. They can remove the onlay and really assess the damage to the tooth.

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