Internal and External Bleaching Prior to Ortho

After creation of lingual access, the affected tooth (#9, Fig.1) receives take home internal and external bleaching for 2.5 months with improvement of the shade in the lower portion of the tooth (Fig.2).  Using Total Blanc gel for 3 times with gingival barrier, the shade improves further (Fig.3).  Fig.4 is taken after extra light flowable composite.

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Xin Wei, DDS, PhD, MS 1st edition 06/12/2018, last revision 06/12/2018