An Overview of Tooth Discoloration: Extrinsic, Intrinsic and Internalized Stains

From Volume 32, Issue 8, October 2005 | Pages 463-471

Authors

M Sulieman

BDS (Lond.), LDS RCS (Eng.), MSc

Research Fellow, Division of Restorative Dentistry, Department of Oral and Dental Science, University of Bristol Dental School, Lower Maudlin Street, Bristol BS1 2LYand Private Practitioner, Wimbledon, London

Articles by M Sulieman

Abstract

The causes of tooth discoloration are varied and complex but are usually classified as being either intrinsic, extrinsic or internalized in nature. Dietary chromogens and other external elements deposit on the tooth surface or within the pellicle layer either directly or indirectly to form extrinsic discoloration.

Article