| HBS | hepatitis B surface [antigen]; hyperkinetic behavior syndrome |
|---|---|
| HBs | hepatitis B surface [antigen] |
| HBsAg, HBsAg, | HBSAG hepatitis B surface antigen |
| HBsAg/adr | hepatitis B surface antigen manifesting group-specific determinant a and subtype-specific determinan... |
| HDL-c | high-density lipoprotein-cell surface |
| tooth erosion | Progressive loss of the hard substance of a tooth by chemical processes that do not involve bacterial action. (12 Dec 1998) |
|---|---|
| tooth exfoliation | Physiologic loss of the primary dentition. (zwemer, boucher's clinical dental terminology, 4th ed) (12 Dec 1998) |
| tooth extraction | The surgical removal of a tooth. (12 Dec 1998) |
| tooth form | The characteristics of the curves, lines, angles, and contours of various teeth which permit their identification and differentiation. (05 Mar 2000) |
| tooth fractures | Break or rupture of a tooth or tooth root. (12 Dec 1998) |
| tooth germ | The collective tissues from which an entire tooth is formed, including the dental sac, enamel organ, and dental papilla. (12 Dec 1998) |
| Tooth, Howard | <person> English physician, 1856-1925. See: Charcot-Marie-Tooth disease. Synonym: dens. (05 Mar 2000) |
| tooth, impacted | A tooth that is prevented from erupting by a physical barrier, usually other teeth. Impaction may also result from orientation of the tooth in an other than vertical position in the periodontal structures. (12 Dec 1998) |
| tooth injuries | Traumatic or other damage to teeth including fractures (tooth fractures) or displacements (tooth luxation). (12 Dec 1998) |
| tooth ligation | The binding together of teeth with wire for stabilization and immobilization following traumatic injury or orthognathic surgery, or during periodontal therapy. (05 Mar 2000) |
| tooth loss | The failure to retain teeth as a result of disease or injury. (12 Dec 1998) |
| tooth mobility | Horizontal and, to a lesser degree, axial movement of a tooth in response to normal forces, as in occlusion. It refers also to the movability of a tooth resulting from loss of all or a portion of its attachment and supportive apparatus, as seen in periodontitis, occlusal trauma, and periodontosis. (12 Dec 1998) |
| tooth movement | Orthodontic techniques used to correct the malposition of a single tooth. (12 Dec 1998) |
| tooth, nonvital | A tooth from which the dental pulp has been removed or is necrotic. (boucher, clinical dental terminology, 4th ed) (12 Dec 1998) |
| tooth plane | Any one of the imaginary plane's of section of a tooth, such as the axial, horizontal, or vertical. (05 Mar 2000) |