Fig. 5 | British Dental Journal

Fig. 5

From: Challenges faced when masking a single discoloured tooth - Part 1: aetiology and non-invasive management

Fig. 5

a) A periapical radiograph of a root canal-treated left maxillary central incisor. b) A pre-operative photo showing an endodontically treated tooth discolouration. The tooth was classified as C4 using the VITA Classical Shade Guide. c) The tooth was managed using inside-outside bleaching using 10-15% carbamide peroxide in a bleaching tray; however, the discolouration was still present and the tooth was indicated for veneers

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