| FDSRCSEng | Fellow in Dental Surgery of the Royal College of Surgeons of England |
|---|---|
| FFDSRCS | Fellow of the Faculty of Dental Surgery of the Royal College of Surgeons |
| GDC | giant dopamine-containing cell; General Dental Council |
| HDD | high-dosage depth; Higher Dental Diploma |
| IADR | International Association for Dental Research |
edaphic factor
| urachal cyst | Cyst occurring in a persistent portion of the urachus, presenting as an extraperitoneal mass in the umbilical region. It is characterised by abdominal pain, and fever if infected. It may rupture, leading to peritonitis, or it may drain through the umbilicus. (12 Dec 1998) |
|---|---|
| urinary cyst | A cyst containing extravasated urine. (05 Mar 2000) |
| utricular cyst | Dilatation of the utricular lumen; usually unilocular. (05 Mar 2000) |
| fissural cyst | A cyst derived from epithelial remnants entrapped along the fusion line of embryonal processes. Synonym: inclusion cyst. (05 Mar 2000) |
| lacteal cyst | A retention cyst in the mammary gland resulting from closure of a lactiferous duct. Synonym: milk cyst. (05 Mar 2000) |
| follicular cyst | <physiology> Cyst due to the occlusion of the duct of a follicle or small gland. (12 Dec 1998) |
| 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) |
| leptomeningeal cyst | <radiology> Growing skull fracture, trauma most likely to be , skull fracture with tear of dura, herniation of fluid-filled arachnoid tissue, cyst walled off by subarchnoid adhesions, XR: oval area of bony erosion with scalloped margins, may result in acquired encephalocele (12 Dec 1998) |
| liver cyst | <radiology> Simple cyst, polycystic liver disease (50% most likely to be renal cysts), abscess (pyogenic, amebic, hydatid), traumatic haematoma, Caroli disease, cystic hepatoblastoma, cystadenoma / cystadenocarcinoma, haemangioendothelioma, cystic metastasis (uncommon): sarcoma, melanoma, ovarian cystadenocarcinoma (12 Dec 1998) |
| lymphoepithelial cyst | A cervical cyst arising from salivary gland epithelium entrapped in lymph nodes during embryogenesis. Also seen within the oral cavity. (05 Mar 2000) |
| acid etching, dental | Pretreatment of tooth surfaces with etching agents, usually phosphoric acid, to increase the adhesion of various resin systems. (12 Dec 1998) |
| american dental association | Professional society representing the field of dentistry. (12 Dec 1998) |
| anterior superior dental arteries | Origin, infraorbital artery within intraorbital canal; distribution, via anterior alveolar canals to upper incisors and canine teeth, mucus membrane of maxillary sinus. Synonym: arteriae alveolares superiores anteriores, anterior superior dental arteries. (05 Mar 2000) |
| apical dental foramen | The opening at the apex of the root of a tooth that gives passage to the nerve and blood vessels. Synonym: foramen apicis dentis, apical dental foramen, root foramen. (05 Mar 2000) |
| arrested dental caries | Carious lesions that have become inactive and stopped progressing; they may exhibit changes in colour and/or consistency. (05 Mar 2000) |