| periapical granuloma | Chronic nonsuppurative inflammation of periapical tissue resulting from irritation following pulp disease or endodontic treatment. (12 Dec 1998) |
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| periapical | <dentistry> X-ray of individual teeth or groups of teeth. (08 Jan 1998) |
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| periapical abscess | <dentistry> Acute or chronic inflammation of tissues surrounding the apical portion of a tooth, associated with the collection of pus, resulting from infection following pulp infection through a carious lesion or as a result of an injury causing pulp necrosis. (12 Dec 1998) |
| periapical cemental dysplasia | <dentistry> A benign, painless, non-neoplastic condition of the jaws which occurs almost exclusively in middle-aged black females. The lesions are usually multiple, most frequently involve vital mandibular anterior teeth, surround the root apices, and are initially radiolucent (becoming more opaque as they mature). Synonym: periapical osteofibrosis. (21 Jun 2000) |
| periapical curettage | <dentistry, procedure> Removal of a cyst or granuloma from its pathologic bony crypt, utilizing a curette, the removal of tooth fragments and debris from sockets at the time of extraction or of bone sequestra subsequently. (05 Mar 2000) |
| periapical cyst | An inflammatory odontogenic cyst derived histogenetically from Malassez' epithelial rests surrounding the root apex of a nonvital tooth. Synonym: periapical cyst, radicular cyst, root end cyst. (05 Mar 2000) |
| periapical diseases | Diseases of the periapical tissue. (12 Dec 1998) |
| periapical osteofibrosis | <dentistry> A benign, painless, non-neoplastic condition of the jaws which occurs almost exclusively in middle-aged black females. The lesions are usually multiple, most frequently involve vital mandibular anterior teeth, surround the root apices, and are initially radiolucent (becoming more opaque as they mature). Synonym: periapical osteofibrosis. (21 Jun 2000) |
| periapical periodontitis | Inflammation of the periapical tissue. It includes general, unspecified, or acute nonsuppurative inflammation. Chronic nonsuppurative inflammation is periapical granuloma. Suppurative inflammation is periapical abscess. (12 Dec 1998) |
| periapical radiograph | A radiograph demonstrating tooth apices and surrounding structures in a particular intraoral area. (05 Mar 2000) |
| periapical tissue | Tissue surrounding the apex of a tooth, including the apical portion of the periodontal membrane and alveolar bone. (12 Dec 1998) |
| actinic granuloma | An annular eruption on sun-exposed skin which microscopically shows phagocytosis of dermal elastic fibres by giant cells and histiocytes. Synonym: Miescher's granuloma. (05 Mar 2000) |
| amoebic granuloma | A nodular, tumour-like focus of proliferative inflammation sometimes developing in chronic amoebiasis, especially in the wall of the colon. Synonym: amoebic granuloma. Origin: amoeba + G. -oma, tumour (05 Mar 2000) |
| apical granuloma | Chronic nonsuppurative inflammation of periapical tissue resulting from irritation following pulp disease or endodontic treatment. (12 Dec 1998) |
| beryllium granuloma | A sarcoid-like granulomatous reaction to exposure to inhaled beryllium, or skin cuts by fluorescent lamps. (05 Mar 2000) |
| bilharzial granuloma | A granulomatous lesion formed around schistosome eggs embedded in tissues in cases of schistosomiasis (bilharziasis); typically these granulomata are found in intestinal tissues (Schistosoma japonicum or S. Mansoni infection), bladder tissue (S. Haematobium), and hepatic tissue (all human schistosomes). Synonym: bilharzial granuloma. (05 Mar 2000) |