Which is the Infected Tooth?
A 47-year-old woman with autoimmune hepatitis has a fistula distal to the tooth #28 (Fig.1). Periapical radiolucency appears to involve the teeth #27 and 28. Which is the infected tooth? Treatment plan?
Xin Wei, DDS, PhD, MS 1st edition 02/22/2018, last revision 02/22/2018