Assessment and comparison of coronal discoloration induced by natural derivatives as intracanal medicament: An in vitro observational study.
BACKGROUND Tooth discoloration is a multifactorial condition that may result from pulpal hemorrhagic products, residual pulpal tissue, intracanal medicaments, obturating, and temporary filling materials. The discoloration potential of intracanal medicaments is of particular concern, especially in anterior teeth where e...