[Left lower first premolar with 3 root canals: a case report].
3 root canals were found when a left lower first premolar, which preoperative radiograph showing root canal variety, was treated and were verified by postoperative radiograph. The root canal variety of lower premolars should be paid more attention to prevent root canal from losing.
Chi
Xue-qian
XQ
Dept. of Endodontics, The Second Hospital of Hebei Medical University, Shijiazhuang 050000, China.
Cao
Cui-li
CL
Feng
Ya-jun
YJ
D001641:Bicuspid; D003786:Dental Pulp Cavity; D006801:Humans; D008334:Mandible; D011184:Postoperative Period; D012390:Root Canal Therapy