Soft-Tissue Changes in Unilateral Cleft Lip and Palate Patients after Non-surgical Maxillary Advancement with Face Mask Therapy - A Prospective Cohort Study.

Introduction: The aim of this study was to evaluate soft-tissue changes in Egyptian cleft lip/palate (CLP) patients after conservative non-surgical maxillary advancement using face mask therapy.

Methods: This prospective cohort study included 20 Egyptian patients with unilateral CLP, six females and 14 males, ranging in age from 10 to 15 years and suffering from moderate maxillary deficiency. These patients had been chosen randomly from the Oro-dental Genetics Clinic at the National Research Centre, Egypt.