what is affected in ameloblastoma? | hard tissue |
what region is affected in ameloblastoma | impacted posterior teeth |
AMELOBLASTOMA: ETIOLOGY | enamel organ, REE, Odontogenic restss, epithelial lining of odontogenic cyst (esp. dentigerous cyst) |
Soft tissue counterpart of ameloblastoma | Extraosseous peripheral ameloblastoma |
AMELOBLASTOMA: LOCATION | maxilla or mandible |
AMELOBLASTOMA: common LOCATION | Mandibular molar areas |
Asymptomatic jaw expansion; Occasionally, (+) tooth movement or malocclusion; Exhibits a benign non-aggressive course | AMELOBLASTOMA |
AMELOBLASTOMA: Radiographically Appear as | osteolytic process |
AMELOBLASTOMA: radiographic appearance | honeycombed |
Polarization of cells around the proliferating rests; Loosely arranged cells in the center (stellate reticulum; Budding of tumor cells from neoplastic foci | AMELOBLASTOMA |
AMELOBLASTOMA: treatment for solid multicystic lesion | Surgical excision |
AMELOBLASTOMA: treatment for unicystic lesions | Enucleation |
other name for CEOT | Pindborg tumor |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR: etiology | unknown |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR: interarch location predilection | mandible |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR: region location predilection | Molar-ramus region |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR: produces | jaw expansion |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR: age predilection | second to the tenth decade |
Radiograph: snow-driven appearance | CALCIFYING EPITHELIAL ODONTOGENIC TUMOR |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR:Frequently associated with | impacted teeth |
Maybe completely radiolucent, or it may contain opaque foci which is a reflection of calcified islands; Usually well circumscribed radiographically, although sclerotic margins may not be evident | CALCIFYING EPITHELIAL ODONTOGENIC TUMOR |
"CALCIFYING EPITHELIAL ODONTOGENIC TUMOR: Sheets of large ________ cells are usually seen" | polygonal epithelial |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR:(varying amounts of an extracellular product) | amyloids |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR:maybe seen in the amyloid materials | Concentric calcific deposits (Iiesegan rings) |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR:recurrence rate | under 20% |
CALCIFYING EPITHELIAL ODONTOGENIC TUMOR: treatment | Surgery like enucleation to resection |
odontogenic in origin, the presence of unusual duct-like or gland-like structure | ADENOMATOID ODONTOGENIC TUMOR |
ADENOMATOID ODONTOGENIC TUMOR also called | Two Thirds Tumor |
ADENOMATOID ODONTOGENIC TUMOR: location | Anterior; more frequently in maxilla |
ADENOMATOID ODONTOGENIC TUMOR: age range | 5 and 30 years |
ADENOMATOID ODONTOGENIC TUMOR: common age | 2nd decade |
ADENOMATOID ODONTOGENIC TUMOR:Associated with the | crowns of impacted teeth |
Well circumscribed unilocular lesion around impacted teeth (Causes root divergence) | ADENOMATOID ODONTOGENIC TUMOR |
May have small opaque foci, representing the presence of enameloid islands in the tumor tissue; Divergence of roots when located between anterior teeth | ADENOMATOID ODONTOGENIC TUMOR |
presence of rosettes or duct-like structures of columnar epithelial cells | ADENOMATOID ODONTOGENIC TUMOR |
ADENOMATOID ODONTOGENIC TUMOR: HISTOPATHOLOGY - Composed of _________ cells | polyhedral to spindle |
Pattern is often lobular but may appear as a reticulum; Foci of enameloid material are scattered through the lesion | ADENOMATOID ODONTOGENIC TUMOR |
ADENOMATOID ODONTOGENIC TUMOR: recurrence | none |
ADENOMATOID ODONTOGENIC TUMOR: treatment | Conservative treatment (enucleation) |
It involves the alveolar process and it is believed to be derived from neoplastic transformation of the rest of malassez | SQUAMOUS ODONTOGENIC TUMOR |
SQUAMOUS ODONTOGENIC TUMOR: common locations | anterior region of the maxilla and the posterior region of the mandible |
SQUAMOUS ODONTOGENIC TUMOR: age | second through the seventh decade |
SQUAMOUS ODONTOGENIC TUMOR: clinical features | Tenderness and tooth mobility |
Semilunar lesions associated with the roots of the teeth; well circumscribed; Causes root divergence | SQUAMOUS ODONTOGENIC TUMOR |
"SQUAMOUS ODONTOGENIC TUMOR: Benign odontogenic neoplasm usually of anterior maxilla and posterior mandible composed of ___________. Thought to derive from debris of Malassez." | squamous epithelial nests in fibrous stroma |
Lacks the columnar peripherally pallisaded layer of epithelial cells; Proliferating odontogenic rests that are occasionally seen in periapical cyst | SQUAMOUS ODONTOGENIC TUMOR |
SQUAMOUS ODONTOGENIC TUMOR: treatment | Curettage or excision |
SQUAMOUS ODONTOGENIC TUMOR: recurrence | infrequently recurs following conservative therapy |
CLEAR CELL ODONTOGENIC TUMOR: location | maxilla and mandible |
Rare neoplasm of the jaws; Found more in women over 60 years of age; | CLEAR CELL ODONTOGENIC TUMOR |
Occasionally painful; Locally aggressive, metastases to lungs and regional lymph nodes | CLEAR CELL ODONTOGENIC TUMOR |
Poorly circumscribed radiolucency; comparable to abscess | CLEAR CELL ODONTOGENIC TUMOR |
Composed of sheets of optically clear cells | CLEAR CELL ODONTOGENIC TUMOR |
CLEAR CELL ODONTOGENIC TUMOR: recurrence | high |