A patient has a draining sinus tract 6mm apical to the free gingival margin of a maxillary lateral incisor. You would
test the tooth for percussion sensitivity
perform pulp vitality tests.
enucleate the sinus tract
open into the pulp chamber and establish the correct root length
open the tooth without anesthesia
2 explanations
DimpyCheema
we need to perform vitality test because if it is an endo perio lesion, the pulp would be non vital & if chronic lateral periodontal abscess, then the pulp could be vital.
DimpyCheema
Shery