| ECGS | endothelial cell growth supplement |
|---|---|
| GIS | gas in stomach; gastrointestinal series; geographic information system; guaranteed income supplement... |
| HCTS | high cholesterol and tocopherol supplement |
| HPS | Hantavirus pulmonary syndrome; hematoxylin, phloxin, and saffron; Hermansky-Pudlak syndrome; high-pr... |
| suppl | supplement, supplementary |
| periodontal ligament | <anatomy> Fibrous connective tissue surrounding the root of a tooth that separates it from and attaches it to the alveolar bone. (12 Dec 1998) |
|---|---|
| periodontal ligament fibres | The collagen fibre's, running from the cementum to the alveolar bone, that suspend a tooth in its socket; they include apical, oblique, horizontal, and alveolar crest fibre's, indicating that the orientation of the fibre's varies at different levels. (05 Mar 2000) |
| periodontal membrane | <anatomy> Fibrous connective tissue surrounding the root of a tooth that separates it from and attaches it to the alveolar bone. (12 Dec 1998) |
| periodontal pocket | An abnormal extension of a gingival sulcus accompanied by the apical migration of the epithelial attachment and bone resorption. (12 Dec 1998) |
| periodontal probe | A calibrated instrument used to measure the depth and topography of periodontal pockets. (05 Mar 2000) |
| periodontal prosthesis | Any restorative and replacement device that is used as a therapeutic aid in the treatment of periodontal disease. It is an adjunct to other forms of periodontal therapy and does not cure periodontal disease by itself. (boucher's clinical dental terminology, 3d ed) (12 Dec 1998) |
| Russell's Periodontal Index | An index that estimates the degree of periodontal disease present in the mouth by measuring both bone loss around the teeth and gingival inflammation; used frequently in the epidemiological investigation of periodontal disease. (05 Mar 2000) |
| lateral periodontal abscess | An abscess that forms at the depth of a periodontal pocket due to multiplication of pyogenic microorganisms or the presence of foreign material. (05 Mar 2000) |
| lateral periodontal cyst | An intraosseous cyst, usually encountered in the cuspid-premolar region of the mandible, derived from the remnants of the dental lamina and representing the intraosseous counterpart of the gingival cyst. (05 Mar 2000) |
| Venereal Disease Research Laboratory | <microbiology> A blood test used to diagnose syphilis. Read as nonreactive or negative if you do not have syphilis. The Venereal Disease Research Laboratory can also be positive is cases of leprosy, malaria, mononucleosis, lupus, hepatitis A and pregnancy. Positive Venereal Disease Research Laboratory tests are usually followed up by a more specific test (FTA antibodies). (12 Jan 1998) |
| Medical Research Council | <organisation> A UK Government funded body to promote the balanced development of medical and related biological research in the United Kingdom. It organises national clinical trials for the assessment of new treatment protocols for leukaemia and some of the related diseases. (05 Jan 1998) |
| research | Careful, a diligent search, a close searching, studious inquiry or examination. (18 Nov 1997) |
| research, controlled | The first controlled clinical research was probably done in 1875 by the british naval surgeon james lind who, on board the hms salisbury, gave sailors with scurvy either oranges or lemons or cider or vinegar or nutmeg (or another treatment) and after just six days discovered that the citrus-consuming sailors had recovered from scury, until then the scourge of extended sea voyages, while the sailors who had been given the other treatments remained uncured. (12 Dec 1998) |
| research design | A plan for collecting and utilizing data so that desired information can be obtained with sufficient precision or so that an hypothesis can be tested properly. (12 Dec 1998) |
| research personnel | Those individuals engaged in research. (12 Dec 1998) |