“…In our study, the methods for swelling, pain and trismus measurement were precise, simple, inexpensive, and of easy approach, also being reported in many previous studies. 1 , 5 , 15 , 17 - 19 , 21 The 3-D assessment of postoperative facial swelling was reported as a novel and accurate method in recent studies. 8 , 16 , 20 , 26 However, this method has not yet been considered easy, practical, cheap, and widely available.…”