Purpose: Ultrasonography has been extensively explored in dentistry because of its several diagnostic advantages. The purpose of this study was to determine the thickness of the maxillary attached gingiva with the use of a high-frequency ultrasound in subjects with sex-, age- and smoking-related differences.
Materials And Methods: A total of 100 healthy subjects (70 women and 30 men, age range: 18 to 55 years) were included.