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level: BENIGN NON ODONTOGENIC

Questions and Answers List

level questions: BENIGN NON ODONTOGENIC

QuestionAnswer
A benign neoplasm of bone that has the potential for excessive growth & bone destruction.OSSIFYING FIBROMA
OSSIFYING FIBROMA: Occurs what decades of lide3rd and 4th
OSSIFYING FIBROMA: Most often seen in the _________ areamandibular premolar
OSSIFYING FIBROMA: clinical featuresSlow growing, asymptomatic & expansile lesion
another type of ossifying fibroma that occurs in children & young adultsJuvenile (aggressive) ossifying fibroma
popping out of the eyesexopthalmus
eye displacementproptosis
inflammation of the sinussinusitis
juvenile ossifying fibroma causesexophthalmus, proptosis, sinusitis
OSSIFYING FIBROMA: Composed of fibrous connective tissue with well differentiated __________spindled fibroblast
OSSIFYING FIBROMA: radiographic featuersuni/multi; well circumscribed, sharply defined borders
OSSIFYING FIBROMA: treatmentCurettage or enucleation
OSSIFYING FIBROMA: RRRARE
A condition in which normal medullary bone is replaced by an abnormal fibrous connective tissue proliferation in which new, non-maturing bone is formedFIBROUS DYSPLASIA
Usually painless & typically presents as a unilateral swellingFIBROUS DYSPLASIA
FIBROUS DYSPLASIA: Clinical featurespainless, facial asymmetry, teeth displacement
Slow progressive enlargement of the affected jawFIBROUS DYSPLASIA
HISTOPATHOLOGIC FEATURES: Consist of a slight to moderate cellular fibrous connective tissue stroma that contains foci of irregularly shaped trabeculae of immature boneFIBROUS DYSPLASIA
FIBROUS DYSPLASIA: Fibroblast exhibit uniform ___ shaped nucleispindle
RADIOGRAPHIC FEATURES: Ranges from a radiolucent lesion to a uniformly radiopaque massFIBROUS DYSPLASIA
FIBROUS DYSPLASIA (treatment): small lesionno treatment needed/ orthodontic tx for tooth displacement
FIBROUS DYSPLASIA (treatment): large lesionsurgical recontouring
FIBROUS DYSPLASIA (treatment): Malignant transformationradiation therapy
Is an uncommon primary lesion of bone that occasionally arises in the maxilla or the mandible (jaw)OSTEOBLASTOMA
Nocturnal pain is common; lesion is 1.5 in diameterOSTEOBLASTOMA
OSTEOBLASTOMA: usual sitesposterior tooth bearing regions mx/mn
OSTEOBLASTOMA:Occur during ____ decade before the age of 30second
HISTOPATHOLOGIC FEATURES:Irregular trabeculae of osteoid and immature bone within a stroma containing a prominent vascular networkOSTEOBLASTOMA
OSTEOBLASTOMA: radiographicwell circumscribed; surrounded by thin radiolucency
see the radiolucency at the center and lined with a thin radiopaque linePeriapical abscess
radiopaque at the center and lined with a thin radiolucent lineOSTEOBLASTOMA
OSTEOBLASTOMA: treatmentCurettage or local excision
OSTEOBLASTOMA:RRnot common
Represent a smaller version of osteoblastoma (<1.5cm)OSTEOID OSTEOMA
Basophilic bony trabeculae surrounded by plump hyperchromatic osteoblasts and some multinucleated giant cellsOSTEOID OSTEOMA
OSTEOID OSTEOMA: ____________surrounded by plump hyperchromatic osteoblasts and some multinucleated giant cellsBasophilic bony trabeculae
OSTEOID OSTEOMA: RADIOGRAPHICWell circumscribed and has a mixed lucent-opaque pattern
OSTEOID OSTEOMA: TREATMENTCurettage or local excision
OSTEOID OSTEOMA: RRNOT COMMON
Consist of mature, compact, or cancellous boneOSTEOMA
OSTEOMA TYPE:arise on the surface of bone, asymptomatic (no pain) slow growing bony hard massesPeriosteal osteoma
OSTEOMA TYPE:develop centrally within the boneEndosteal osteoma
osteoma is associated with with type of autosomal dominant disorderGardners syndrome
OSTEOMA: affect areasmx, mn, facial and skull bones & pranasal sinuses
OSTEOMA: clinical featuresHeadaches, recurrent sinusitis & ophthalmologic complains
OSTEOMA histologic factors p: Composed of relatively dense compact bone with _____sparse marrow tissue
OSTEOMA histologic factors perio: Consist of lamellar trabeculae of cancellous bone with ____________abundant fibrofatty marrow
OSTEOMA radiographic factors: well circumscribed radiopacities; Within the alveolar bone or jaw bonePeriosteal osteoma
OSTEOMA radiographic factors: Seen is the ramus of the mandibleEndosteal osteoma
Mixture of endosteal and periosteal osteomaGardners syndrome
OSTEOMA CAN LOOK LIKEEXOSTOSES
OSTEOMA: TREATMENTSurgical excision
OSTEOMA: RRNONE
Locally aggressive lesion of bone that can be considered the bony counterpart of fibromatosisDESMOPLASTIC FIBROMA
a condition where there are fibrous overgrowth of dermal and subcutaneous connective tissueFibromatosis
DESMOPLASTIC FIBROMA: OCCURS IN WHAT AGEunder 30, mean age 14
DESMOPLASTIC FIBROMA: area predilectionBody or ramus of the mandible
DESMOPLASTIC FIBROMA: clinical features/symptomsSwelling of the jaw with displacement of teeth
DESMOPLASTIC FIBROMA:Lesion consists of interlacing bundles & whorled aggregates of densely collagenous tissue that contains uniform __________spindled & elongated fibroblast
DESMOPLASTIC FIBROMA: histological consistencyrubbery to firm tissue
DESMOPLASTIC FIBROMA: treatmentSurgical resection & curettage
DESMOPLASTIC FIBROMA: RRCurettage alone with significant recurrence
Cartilaginous tumor of unknown causeCHONDROMA
bone that separates the nasal cavity from the brain located at the roof of the nasal membranenasal septum
CHONDROMA: symptomspainless, slowly progressive swelling
CHONDROMA: arise in what areas of the facenasal septum and ethmoid sinuses
CHONDROMA: common area in mxanterior
CHONDROMA: common area in mnbody & symphysis area
CHONDROMA: agebefore 50 years of age
CHONDROMA: Consist of well-defined lobules of _________mature hyaline cartilage
CHONDROMA: Chondrocytes aresmall & contain single, regular nuclei
CHONDROMA: dx diagnosisChondrosarcoma
CHONDROMA: txSurgical excision
CHONDROMA: rrunusual
Benign proliferation of fibroblast & multinucleated giant cells that occurs almost exclusively within the jawCENTRAL/PERIPHERAL GIANT CELL GRANULOMA
CENTRAL/PERIPHERAL GIANT CELL GRANULOMA: agebefore 30
CENTRAL/PERIPHERAL GIANT CELL GRANULOMA: gender predilectionfemales
CENTRAL/PERIPHERAL GIANT CELL GRANULOMA: areamx & mn
CENTRAL/PERIPHERAL GIANT CELL GRANULOMA:Lesion tend to involve thejaws anterior to the permanent teeth
CENTRAL/PERIPHERAL GIANT CELL GRANULOMA: symptomsProduces painless expansion or swelling
RADIOGRAPHCI FEATURES: Consist of multilocular less commonly locular radiolucency of the bone present as scalloped borderCENTRAL/PERIPHERAL GIANT CELL GRANULOMA
CENTRAL/PERIPHERAL GIANT CELL GRANULOMA:Salient featuresHemosiderin-laden macrophages & extravasated erythrocytes
CENTRAL/PERIPHERAL GIANT CELL GRANULOMA: PARENCHYMAMultinucleated giant cells
CENTRAL/PERIPHERAL GIANT CELL GRANULOMA: TXExcision or curettage
rare, aggressive non-cancerous tumor. It usually develops near a joint at the end of the bone. Occurs mostly in the long bones of the legs and arms.GIANT CELL TUMOR
GIANT CELL TUMOR:Commonly inlong bones especially in the knee joint
GIANT CELL TUMOR: RARE INJAW
GIANT CELL TUMOR:AGEthird & fourth decades of life
CLINICAL FEATUERS: slow growth & bone expansion or sometimes they produce rapid growth, pain or paresthesiaGIANT CELL TUMOR
HISTOLOGICAL FEATURES: Numerous multinucleated giant cells dispersed evenly among mononuclear fibroblastGIANT CELL TUMOR
GIANT CELL TUMOR: PRODUCES A ____ IMAGERADIOLUCENT
GIANT CELL TUMOR: RADIOGRAPHLarge, expansile well-defined mass extending to sub-chondral surface
GIANT CELL TUMOR: TXSurgical excision or curettage
GIANT CELL TUMOR: RR30% recurrence noted after curettage
Rare intraosseous vascular malformation that can mimic both odontogenic & nonodontogenic lesionHEMANGIOMA OF THE BONE
HEMANGIOMA OF THE BONE: AREAmn; posterior
HEMANGIOMA OF THE BONE: agesecond decade
HEMANGIOMA OF THE BONE:may be detectedbruits or pulsation of large lesion
HEMANGIOMA OF THE BONE: clinical symptomsspontaneous bleeding around the teeth; paresthesia or pain are evident
HEMANGIOMA OF THE BONE:HISTOPATHOLOGIC FEATURES large caliber vesselscavernous type
HEMANGIOMA OF THE BONE:HISTOPATHOLOGIC FEATURES small caliber vesselscapillary type
HEMANGIOMA OF THE BONE:Multilocular radiolucency that have a characteristic of _____appearancesoap bubble
HEMANGIOMA OF THE BONE:Large lesions can have the ____ appearance of an osteosarcomasun ray
HEMANGIOMA OF THE BONE:When the lesion involves the _______ the canal can be enlargedinferior dental canal
HEMANGIOMA OF THE BONE: commonly seenroot resorption; developing teeth are larger and erupt earlier
HEMANGIOMA OF THE BONE: important diagnostic toolaspiration
LANGERHANS CELL DISEASE was formerly known ashistiocytosis X & idiopathic histiocytosis
proliferation of cells exhibiting phenotypic characteristics of langerhans cellsLANGERHANS CELL DISEASE
LANGERHANS CELL DISEASE: agechildren ang yound adults
LANGERHANS CELL DISEASE: symptomstenderness & pain swelling, loosening of teeth, inflammation of gingival tissue, hyperplastic & ulcerated
LANGERHANS CELL DISEASE(disorders): chronic localizedeosinophilic granuloma
LANGERHANS CELL DISEASE(disorders): chronic dessiminatedhand-schuller- Christian syndrome
LANGERHANS CELL DISEASE(disorders): acute dessiminatedletterer-siwe disease
LANGERHANS CELL DISEASE: tumor cells show unique ______________ which are identical to birbeck granulesrod shape cytoplasmic structure
LANGERHANS CELL DISEASE: nuclei shapeoval to reniform
LANGERHANS CELL DISEASE: radiographicsolitary radiolucent lesion; punched out appearance
providing the radiographic image of "floating teeth".LANGERHANS CELL DISEASE
LANGERHANS CELL DISEASE: txChemotherapeutic agents; Surgical or low dose therapy
LANGERHANS CELL DISEASE: prognosispoor
LANGERHANS CELL DISEASE: survival10-15 years
sessile, nodular mass of bone that presents along the midline of the hard palatetorus palatinus
bony exophytic growth that present along the lingual aspect of the mandible superior to the mylohyoid ridgetorus mandibularis
tori causeinherited
torus palatinus: gender predilectionfemales (2:1)
torus palatinus: agesecond or third decade
torus palatinus: exhibitslow growth generally asymptomatic
torus palatinus: formationsnodular, spindled, lobular or flat
torus mandibularis: locationlingual aspect of the mandible superior to the mylohyoid ridge
torus mandibularis: arch areapremolar region; bilateral
torus mandibularis: agesecond or third decade
torus mandibularis: surfacesmooth rounded contour
TORI: RADIOGRAPHICdiffuse radiopaque lesion
TORI: RRnone
multiple or single bony excrescences that occur less commonly than do toriEXOSTOSES
EXOSTOSES: causeunknown
EXOSTOSES: apperanceasymptomatic bony nodules
EXOSTOSES:locationbuccal aspect of the alveolar bone
EXOSTOSES: location predilectionmx/mn posterior
reported as rare occurrence following skin graft vestibuloplasty, gingival grafts, as well as beneath the pontic of a fixed bridgeEXOSTOSES
EXOSTOSES:Composed of hyperplastic bone consisting of _____________mature cortical & trabecular bone
EXOSTOSES:well defined radiopacity that resemblesperiosteal osteoma
EXOSTOSES:txSurgical removal for prosthetic purposes
EXOSTOSES:prognosisRare recurrence after surgical excision
an uncommon condition that is often associated with limitation of mandibular motion; unknown etiologyCORONOID HYPERPLASIA
CORONOID HYPERPLASIA: gender predilectionmales
CORONOID HYPERPLASIA: agepuberty
CORONOID HYPERPLASIA: symptomspainless not associated with facial asymmetry
CORONOID HYPERPLASIA:results in limitation of mandibular movement which is progressive over timebilateral
CORONOID HYPERPLASIA: bilateral histopathmature hyperplastic bone
CORONOID HYPERPLASIA: unilateral radiographicmisshapen or mushroom shaped coronoid process
CORONOID HYPERPLASIA:dx diagnosisosseous & chondroid neoplasm
CORONOID HYPERPLASIA:TXSurgical excision
CORONOID HYPERPLASIA:RRrare
The following are the reasons why Fibrous Dysplasia can be treated with osseous contouring, EXCEPT: a. The reason can undergo regression b. Fibrous dysplasia is static after puberty c. There are no malignant transformation d. The lesion can undergo re-treatmentc. There are no malignant transformation
A large true bone neoplasm that is seen radiographically as a round opacity with a central nidus of lucency surrounded by a defined radiolucent border. a. Cementoblastoma b. Endosteal Osteoma c. Osteoid Osteoma d. Osteoblastomad. Osteoblastoma
The following describes peripheral Giant Cell Granuloma, EXCEPT a. It arises from the periodontal ligaments b. It arises from the periosteum c. More common in males d. It is seen between the first permanent molar and incisorsc. More common in males
Which of the following does NOT describe a peripheral giant cell granuloma a. It arises from the periosteum b. It arises from the periodontal ligaments c. It is seen between the first permanent molar and incisors d. It is more common in malesd. It is more common in males