{"id":472,"date":"2025-01-13T21:59:20","date_gmt":"2025-01-13T21:59:20","guid":{"rendered":"https:\/\/www.capehartdentistry.com\/blog\/?p=472"},"modified":"2025-03-03T22:01:12","modified_gmt":"2025-03-03T22:01:12","slug":"black-line-dental-crown-what-going-on","status":"publish","type":"post","link":"https:\/\/www.capehartdentistry.com\/blog\/2025\/01\/13\/black-line-dental-crown-what-going-on\/","title":{"rendered":"There\u2019s a Black Line Around My Dental Crown \u2013 What\u2019s Going On?"},"content":{"rendered":"<div class=\"wp-block-image\">\n<figure class=\"alignright size-medium\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"199\" src=\"https:\/\/www.capehartdentistry.com\/blog\/wp-content\/uploads\/2025\/03\/image-300x199.png\" alt=\"Man looking at his dental crown in mirror\" class=\"wp-image-473\" srcset=\"https:\/\/www.capehartdentistry.com\/blog\/wp-content\/uploads\/2025\/03\/image-300x199.png 300w, https:\/\/www.capehartdentistry.com\/blog\/wp-content\/uploads\/2025\/03\/image.png 333w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/figure>\n<\/div>\n\n\n<p>It\u2019s possible you\u2019ve never heard of anyone developing a black line along their teeth before, so what\u2019s going on with <em>your <\/em>less-than-pearly whites? Well, if you have a specific type of <a href=\"https:\/\/www.capehartdentistry.com\/dental-crowns.html\">dental crown<\/a>, the answer might be simpler (yet stranger) than you think. Rest assured, your dentist can help touch-up your restoration and have your smile looking good as new!<\/p>\n\n\n\n<!--more-->\n\n\n\n<h2 class=\"wp-block-heading\">Porcelain-Fused-to-Metal Crowns<\/h2>\n\n\n\n<p>Like many modern dental restorations, crowns can be made from a variety of materials. In the 70\u2019s, metal amalgam crowns were popular, but slowly declined as more cost-effective and natural-looking materials became available. In the midst of this transition, porcelain-fused-to-metal crowns were created. Essentially, they have a thin, cosmetically appealing outer layer of porcelain, which is \u201cfused\u201d to a durable, metallic inner-core.<\/p>\n\n\n\n<p>These types of crowns are known to produce a black or discolored line near the base of the teeth they cap and could very well be the cause of your problem.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Why Are PFM Crowns Like This?<\/h2>\n\n\n\n<p>Because of the way PFM crowns are designed, a small sliver of the metal core peeks out from the porcelain shell. Normally this would be covered by your gums, but if gum disease causes your pink tissue to pull back, the metal can become visible as a discolored line. Brushing too aggressively or frequently using tobacco products can have the same effect.<\/p>\n\n\n\n<p>If this dull grey color seems to appear in patches over your crowned tooth, it\u2019s also possible the porcelain shell has endured some wear and tear. Everyday oral function can thin out this outer layer, exposing the metal core.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">What Are My Options?<\/h2>\n\n\n\n<p>To restore your pearly smile, you\u2019ll ultimately have to contact your dentist. Any instances of gum disease should be treated as soon as possible, and they may be able to encourage your gums to \u201creseal\u201d the metal line. When wear and tear is part of the problem, they can instead replace the entire crown.<\/p>\n\n\n\n<p>Something to consider is asking your dentist about replacing your PFM crown with a more modern model. These days, dentists can craft crowns out of completely tooth-colored materials, meaning you won\u2019t have to worry about any discoloration peeking through your gumline or an outer shell. A tooth-colored crown is the most reliable way to restore consistency to your smile!<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">About the Author<\/h2>\n\n\n\n<p><a href=\"https:\/\/www.capehartdentistry.com\/meet-the-dentist.html\">Dr. Christopher C. Capehart<\/a> is proud to offer quality dental services for patients of all ages. He enjoys building strong relationships with his patients and helping them feel more confident with their smiles. If the metal core of your crown is showing, Dr. Capehart will gladly work with you to touch-up your restoration or replace it with a customized tooth-colored alternative. To <a href=\"https:\/\/www.capehartdentistry.com\/contact-us.html\">contact<\/a> his office, call 972-436-1325.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>It\u2019s possible you\u2019ve never heard of anyone developing a black line along their teeth before, so what\u2019s going on with your less-than-pearly whites? Well, if you have a specific type of dental crown, the answer might be simpler (yet stranger) than you think. Rest assured, your dentist can help touch-up your restoration and have your [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-472","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>There&#039;s A Black Line Around My Dental Crown | Capehard Dental<\/title>\n<meta name=\"description\" content=\"Wondering what in the world is going on with this black line forming around your dental crown? 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