Metal crowns have been a staple in restorative dentistry for decades. Known for their strength and durability, they’ve helped countless patients protect and preserve damaged or decayed teeth. But as dental materials and technology have evolved, so have the options available to patients. If you currently have a metal crown, especially one that’s been in place for several years, it might be time to consider an upgrade.
Aesthetic Improvement
The most common reason people consider replacing their metal crown is appearance. Metal crowns, especially those made from gold or silver alloys, are highly visible, particularly when used on front teeth or near the gumline. In contrast, modern crowns made from porcelain or ceramic can be color-matched to your natural teeth, blending seamlessly into your smile. If you’re self-conscious about a noticeable metal crown, switching to a tooth-colored option can dramatically improve your confidence.
Gum Discoloration and Recession
Metal crowns can sometimes cause dark lines at the gumline, especially if they are porcelain-fused-to-metal (PFM) crowns where the metal base becomes visible as the gum recedes. This can make even the healthiest smile look aged or unhealthy. Newer crown materials eliminate this issue entirely, offering a more natural and consistent look over time.
Allergic Reactions or Sensitivity
Although rare, some people develop allergic reactions or sensitivities to the metals used in dental crowns, particularly nickel. This can cause gum irritation, inflammation, or a metallic taste. If you’ve experienced discomfort or unexplained oral symptoms around your metal crown, it may be time to consider replacing it with a biocompatible, metal-free alternative.
Wear and Tear on Opposing Teeth
Metal crowns are incredibly hard – so hard, in fact, that they can sometimes cause wear on the opposing natural teeth. Over time, this can lead to enamel erosion or increased tooth sensitivity. Porcelain and ceramic crowns are gentler on your natural teeth while still offering the strength you need.
Advancements in Crown Materials
Today’s crown materials are not only more natural-looking, but they are also highly durable. Options like zirconia and lithium disilicate offer excellent longevity and strength, often lasting 10 to 15 years or more with proper care. If your metal crown is old or showing signs of wear, upgrading to one of these modern materials can improve both function and appearance.
Old Crowns Don’t Last Forever
Even though metal crowns are durable, they aren’t indestructible. Over time, they can become loose, cracked, or corroded, potentially leading to decay underneath the crown or damage to the tooth structure. If your crown is more than 10 to 15 years old, it’s a good idea to have it evaluated by your dentist.
Replacing a metal crown isn’t just about looks; it’s about comfort, functionality, and long-term oral health. Whether you’re dealing with an outdated restoration or simply looking for a more natural smile, today’s dental technology offers better options than ever before.
About the Author
Dr. Stephen Dean is a graduate of the Medical University of South Carolina. He has completed many hours of coursework to stay current in his field, including classes at renowned institutions such as the Dawson Academy and Pankey Institute. Dr. Dean is a member of the Georgia Dental Association and the American Dental Association. Ready to upgrade your metal crown? Schedule your appointment with us today online or call us at (770) 786-3915.