Mesodermal (connective tissue) tumors

Question 1

What tumor? Radiographically lucent to mixed lucent/opaque. Pathology delicate fibrillar stroma of collagen containing fibroblasts

Answer 1

Central Odontogenic Fibroma

Question 2

What Tx for Central Odontogenic Fibroma?

Answer 2

Surgical removal

Question 3

What tumor? Young patient with reactive gingival lesion of PDL origin in anterior gingiva. Pathology: cellular fibrous connective tissue with calcifications, bone, cementum

Answer 3

Peripheral Odontogenic Fibroma

Question 4

What tumor? Young patient, asymptomatic, expansion, radiographically lucency often containing residual opaque trabeculae

Answer 4

Odontogenic Myxoma

Question 5

What Tx for Odontogenic myxoma?

Answer 5

block resection

Question 6

What cementum lesion? Adult, female, black, mandible, asymptomatic, expansion, well circumscribed, around tooth root, completely lucent to mixed to mostly opaque, of PDL origin

Answer 6

central cemento-ossifying fibroma

Question 7

What Tx for Central Cemento-Ossifying Fibroma?

Answer 7

Enucleation

Question 8

What cementum lesion? 20-40, mandible (esp. 1st molar), pain and/or expansion, tooth vital or condensing osteitis - non vital, sclerotic mass with peripheral radiolucent zone fused with tooth root

Answer 8

benign cementoblastoma

Question 9

What cementum lesion? autosomal dominant, mutliquadrant globular opacities with no Tx.

Answer 9

Gigantiform cementoma

Question 10

What is central Odontogenic fibroma?

Answer 10

Radiographically lucent to mixed lucent/opaque. Pathology delicate fibrillar stroma of collagen containing fibroblasts

Question 11

What is Peripheral Odontogenic Fibroma?

Answer 11

Young patient with reactive gingival lesion of PDL origin in anterior gingiva. Pathology: cellular fibrous connective tissue with calcifications, bone, cementum

Question 12

What is Odontogenic Myxoma?

Answer 12

Young patient, asymptomatic, expansion, radiographically lucency often containing residual opaque trabeculae

Question 13

What is Central Cemento-Ossifying fibroma?

Answer 13

Adult, female, black, mandible, asymptomatic, expansion, well circumscribed, around tooth root, completely lucent to mixed to mostly opaque, of PDL origin

Question 14

What is benign cementoblastoma?

Answer 14

20-40, mandible (esp. 1st molar), pain and/or expansion, tooth vital or condensing osteitis - non vital, sclerotic mass with peripheral radiolucent zone fused with tooth root

Question 15

What is Gigantiform cementoma?

Answer 15

autosomal dominant, mutliquadrant globular opacities with no Tx.