The maxillary growth impairment, which is often presented by patients with cleft lip and palate (CLP), can result in serious skeletal and/or dental pathological conditions in all 3 planes of space (vertical, horizontal, and transverse). Anteroposterior maxillary retrusion associated with a relative class III malocclusion as well as unilateral or bilateral palatal collapse of the lesser segment of the maxilla producing a narrowing of the dental arch...