Cov neeg mob uas tsis muaj hniav:Cov neeg mob uas muaj cov hniav uas ploj lawm ib nrab vim yog pob, hnav thiab tsim kua muag, thiab lwm yam tuaj yeem xaiv cov hniav hniav ib nrab los sau cov qhov khoob thiab kho cov zom zom thiab kho hniav kom zoo nkauj.
Cov neeg mob malocclusion:Cov neeg mob uas muaj malocclusion hnyav, xws li malocclusion, malocclusion, thiab lwm yam, tuaj yeem siv cov hniav hniav ib nrab los sau qhov sib txawv yog tias qee cov hniav yuav tsum tau muab rho tawm.