Introduction Structural or anatomic differences may arise during the development of the
maxillary sinus and the process of fusion of the palate in the presence of cleft lip and palate.
The present study aimed to compare the maxillary sinus volume of patients with unilateral
cleft lip and palate and a control group (noncleft patients). Methods In this retrospective case-
control study, 160 cone-beam computed tomography images of 80 unilateral cleft lip and
palate patients (41 males and 39 females; mean age, 12.7±6.03 years) and 80 control …