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level: MESENCHYMAL

Questions and Answers List

level questions: MESENCHYMAL

Question	Answer
ODONTOGENIC MYXOMA: LOCATION	Anywhere in the mandible and maxilla
ODONTOGENIC MYXOMA: age range	10-50 years
ODONTOGENIC MYXOMA: mean age	30 years
Honeycombed, well circumscribed or diffused, multilocular radiolucency; Produces cortical expansion rather than perforation; Root displacement rather than resorption	ODONTOGENIC MYXOMA
Scattered bony islands (residual trabeculae) and capillaries; Acellular myxomatous connective tissue	ODONTOGENIC MYXOMA
Benign fibroblasts and myofibroblasts with variable amounts of collagen in a mucopolysaccharide matrix	ODONTOGENIC MYXOMA
may look like Central hemangioma (honeycombed) or Normal dental pulp and follicular connective tissue surrounding impacted developing or mature tooth	ODONTOGENIC MYXOMA
ODONTOGENIC MYXOMA: treatment	Surgical excision
ODONTOGENIC MYXOMA: recurrence	moderate
ODONTOGENIC MYXOMA: prognosis	good
CENTRAL ODONTOGENIC FIBROMA: location	mandible and maxilla
Multilocular; Often causes cortical expansion	CENTRAL ODONTOGENIC FIBROMA
Mass of mature fibrous tissue containing few epithelial rests	CENTRAL ODONTOGENIC FIBROMA
CENTRAL ODONTOGENIC FIBROMA: differential diagnosis	ameloblastoma
CENTRAL ODONTOGENIC FIBROMA: treatment	Enucleation or excision
CENTRAL ODONTOGENIC FIBROMA: recurrence	uncommon
CEMENTIFYING FIBROMA: sex predilection	female
CEMENTIFYING FIBROMA: interarch predilection	mandible
CEMENTIFYING FIBROMA: age predilection	40 years old
CEMENTIFYING FIBROMA: clinical features	Tooth movement or cortical expansion
Lucent with opaque foci or diffusely opaque; Well-circumscribed, surrounded by sclerotic margin	CEMENTIFYING FIBROMA
Benign fibroblastic stroma; Cementum: globules of oval islands of calcified material frequently surrounded by eosinophilic cementoid and cementoblasts	CEMENTIFYING FIBROMA
CEMENTIFYING FIBROMA: treatment	Enucleation or excision
CEMENTOBLASTOMA: also known as	TRUE CEMENTOMA
CEMENTOBLASTOMA: originates form	cementoblast
CEMENTOBLASTOMA: age predilection	before 25 years
Intimately associated with root of the tooth; Vital tooth; Cortical expansion that causes low grade intermittent pain	CEMENTOBLASTOMA
Opaque lesion replacing tooth root; Surrounded by radiolucent ring	CEMENTOBLASTOMA
Conglumeration of cementum-like material with numerous reversal lines; Intervening well vascularized soft tissue with cementoblasts (numerous, large, and hyperchromatic); cementoclasts	CEMENTOBLASTOMA
CEMENTOBLASTOMA: treatment	Removal of mass and associated tooth
CEMENTOBLASTOMA: recurrence	none
Unusual response of periapical bone and cementum to some local factor like trauma and infection	PERIAPICAL CEMENTAL DYSPLASIA
Apex of vital teeth, Apices of two or more teeth, Asymptomatic	PERIAPICAL CEMENTAL DYSPLASIA
PERIAPICAL CEMENTAL DYSPLASIA: interarch predilection	mandible
PERIAPICAL CEMENTAL DYSPLASIA: intraarch predilection	anterior periapical region
PERIAPICAL CEMENTAL DYSPLASIA:periapical lucency continuous with periodontal ligament space	early
PERIAPICAL CEMENTAL DYSPLASIA:mixed or mottled pattern due to bone repair	mature
PERIAPICAL CEMENTAL DYSPLASIA:solid opaque mass surrounded by thin lucent ring	final
Biopsy not necessary, diagnostic by clinical and radiographic features	PERIAPICAL CEMENTAL DYSPLASIA
Exuberant form of periapical cemental dysplasia	FLORID OSSEOUS DYSPLASIA
Asymptomatic, except when osteomyelitis Occurs; Concomitant appearance of traumatic (simple) bone cyst	FLORID OSSEOUS DYSPLASIA
FLORID OSSEOUS DYSPLASIA: treatment	none