Working length of the buccal canal is confirmed with 30/.06 Gutta Percha in place (Fig.7).

Seven months post RCT, the patient remains asymptomatic without relapse of the fistula; the periapical radiolucency apparently decreases (Fig.9).

Missing Lingual Canal

Xin Wei, DDS, PhD, MS 1st edition 11/23/2014, last revision 04/24/2015