The swelling will be assessed by comparing the values of three facial lines: (1) the distance from the lateral corner of the eye to the gonial angle of the operated side; (2) the distance from the bottom edge of the tragus to the commissure of the mouth on the operated side; (3) the distance between the lower edge of the tragus to the soft pogonion of the operated side (Figure 1). In three different times, evaluating the preoperative values (time 1) with postoperative values 2nd day (time 2) and 7th day (time 3) after surgery, measured by the third researcher.