Figure 2: (a) Clinical image showing blanching on right buccal mucosa. (b) Clinical image showing blanching on left buccal mucosa. (c) Measurement of interincisal mouth opening by Vernier Calliper. (d) Masseter muscle thickness seen on Ultrasonography scan of right buccal mucosa. (e) Masseter muscle thickness seen on Ultrasonography scan of left buccal mucosa