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Suggestive for place hold: If you have a tooth that is chipped, cracked, or decayed, your dentist will likely recommend a dental crown to protect the remaining tooth structure and restore function. A dental crown is a hollow cap that fits over the top of an existing tooth in order to protect it and provide stability. In some cases, dental crowns are also used in coordination with dental implants and are adhered to the abutment piece.
There are many different types of crowns and you can learn more about them here. However, this particular article is going to focus on porcelain fused to metal crowns. Porcelain fused to metal crowns, also known simply as PFM crowns, are fabricated with a metal-alloy interior and a porcelain exterior. This allows them to have the strength of metal crowns combined with the aesthetics of porcelain crowns. Let’s take a look at the advantages and disadvantages of PFM crowns, as well as their preparation.