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A 47-year-old woman with autoimmune hepatitis has a fistula distal to the tooth #28, but the tooth #27 is discolored and necrotic (pulpal test: 28 vital, Fig.1) with an incisal dimple (wear facet, Fig.2).
Xin Wei, DDS, PhD, MS 1st edition 02/14/2018, last revision 05/26/2018