Fig. 15.

This is another case with an unfavorable expansion result using the traditional MSE fabrication process: unusual expansion pattern (white arrow) revealed by CBCT superimposition (white line, initial; green line, post-expansion). The canted palatal plane caused the right TADs inclination toward the maxillary suture during inserting MSE. The appliance in this case was thus removed to allow relapse of the dentoalveolar tissue