When the patient returns for crown redo, he also reveals floss related gingival hemorrhage.  There is pain associated with palatal sulcus probing with light gingiva erythema.  Review of CT coronal section shows possible palatal (Fig.25 P) bone loss (*).

Short Wide Implant for Sinus Lift  #9 Last Next Xin Wei, DDS, PhD, MS 1st edition 05/11/2019, last revision 05/21/2019