A.Oral health expert
porcelain crowns sometimes show the greysih area - which is the metal layer under the porcelain.
However new full ceramic/porcelain crowns eliminate the problem as they are metal free
The information provided does not constitute a diagnosis of your condition. You should consult a medical practitioner or other appropriate health care professional for a physical exmanication, diagnosis and formal
advice. Health24 and the expert accept no responsibility or liability for any damage or personal harm you may suffer resulting from making use of this content.