Deviations are level bites, extra premolars, missing incisors, premolars and/or back molars, and poor occlusion.
Deviations are level bites, extra premolars, missing incisors, premolars and/or back molars, and poor occlusion.
水平咬合，多出的臼齿，缺失门齿、小臼齿及后面的臼齿,和闭合不正都属于缺陷。