Endodontist states I have leaking Amalgam from Apicectomy 20+ year ago. Is he correct to state it will create problems? (Photo)

If the tooth underneath is not damaged and does not have recurrent decay, it is possible for the crown to be put back on.  It does sound like your tooth may have some recurrent decay, and in that case you will need an x-ray and exam to see what can be done.  I would have it looked at fairly quickly.

Your dentist is in the best position to determine if a crown lengthening procedure would allow long term success with a crown. Otherwise, you can have a nice crown that would fail shortly.  X-ray will not show that. Besides, x-ray will not show if a short implant can be placed without sinus ...

The dark gum line is most probably caused by the metal edge of the crown showing through the gum. This is not a problem in the back area of the mouth. We prevent this by making the crown margin in porcelain rather than metal. Another way of preventing it is by doing all porcelain or zirconia...

Hello there,It appears that you have a porcelain fused to metal crown and the dark spot is the underlying metal showing through.  I would recommend returning to your dentist for another adjustment since your crown is still high and addressing the dark spot on your crown.  I use Zirconia for my p...

Hello there,It sounds like your temporary crown needs to be adjusted.  This is not uncommon and would only take 5-10 minutes in the dental chair.  Contact your dentist about this, and be sure to tell him/her about any discomfort that you may be experiencing. Good luck and I hope this helps. F...

Several things can make it important to extract a crowned tooth. These include root fracture, extensive root decay, or advanced periodontal disease. All these conditions will not show by just looking on the tooth. I suggest that you further discuss the issue with your dentist. Good luck