A cap over a whole tooth.
A crown sits over the visible part of a tooth like a tailored cover, holding a cracked, heavily filled, or root treated tooth together and restoring how it looks and bites.
A dental crown is a fixed restoration that fully covers a tooth above the gum line. It is used when a tooth is too broken or decayed for a simple filling, after root canal treatment, or to complete a dental implant. The dentist shapes the natural tooth, takes an impression or scan, and a crown is made to fit, then cemented in place. Crowns are made from materials such as porcelain, porcelain fused to metal, all ceramic, or zirconia, each with a different balance of strength and natural appearance.
A crown is not the same as a veneer, which is a thin facing bonded to the front of a tooth for looks. A crown wraps the whole tooth and is usually about strength as well as appearance. How long a crown lasts depends on the tooth beneath it, your bite, and how well you care for it, so no honest dentist will promise a fixed lifespan.
Fast fitting, slow consequences.
Crowns matter when you travel because they are often sold as a quick cosmetic fix, sometimes on healthy teeth that did not need them. Preparing a tooth for a crown removes enamel that does not grow back, so a crown is a permanent commitment. Having many crowns placed in a short trip, on a tight schedule, leaves little room to check the fit, the bite, and the gum health before you fly home.
Ask why a crown is being recommended rather than a more conservative option, what material will be used and why, and how the fit and bite will be checked. Ask what happens if a crown fails or feels wrong after you return, and get any warranty in writing. A dentist who explains the trade off, and who treats your enamel as something to preserve, is one worth trusting.
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