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Oral Pathology > Exam 3 Odontogenic > Flashcards

Exam 3 Odontogenic Flashcards

Epithelial Tumors

1
Q

What is neoplasms?

A

A neoplasm is an abnormal growth of tissue benign or malignant.

Medical term used for tumors

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2
Q

What increases the risk of neoplasms?

A

Alcohol use and sun exposures

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3
Q

What are odontogenic tumors?

A

Neoplams that originate from the tissue responsible for tooth formation and the attachment apparatus of the periodontium

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4
Q

What are the epithelial tumors?

A
  • Ameloblastoma
  • Calcifying Epithelial Ondontogenic Tumor
  • Calcifying cyst
  • Adenomatoid Odontogenic Tumor
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5
Q

What is Ameloblastoma?

A
  • Benign more common on mandible and posterior region.
  • Most common age 20-40
  • Occurs in both females and males
  • Slow growing
  • Expansion of bone
  • Associated with Impacted tooth and Dentigerous cyst
  • Lesions** resistant **to radiation and chemotherapy
  • Do** NOT** tent to recur
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6
Q
A

Ameloblastoma

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7
Q

What is Calcifying Epithelial Odontogenic Tumor? (Pindborg Tumor)

A
  • Benign
  • Sheets of polyhedral cells
  • Occurs in adults both F and M
  • Occurs mostly in the Posterior Mandible region
  • Asymptomatic and grows slowly while expanding the bone
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8
Q
A

CEOT/ Pindborg Tumor

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9
Q

What is Adenomatoid (AOT) ?

A
  • Benign
  • 70% in women under 20 years
  • Common Malliary anterior
  • Associated with an impacted Canine
  • Asymptomatic swelling
  • Encapsulated
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10
Q

Calcifying Cyst/ Gorlin Cyst

A
  • Nonaggressive cystic lesion
  • Occurs more common in people less than 40 years old
  • Well defined Uni/multiocular calcifications
  • Ghost Cells seen and calcifications can occur
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11
Q
A

Calcifying Cyst

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12
Q

What are the mesenchymal Tumors?

A
  • Odontogenic Myxoma
  • Central Cementifying and ossifying Fibromas
  • Cementoblastoma
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13
Q

Odontogenic Myxoma

A
  • Benign
  • nonencapslated
  • I0-29 yr olds
  • multocular- honeycomb radiolucent poor margins
  • may displace teeth
  • Most common- mandible
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14
Q
A

Odontogenic Myxoma

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15
Q

Central Cementifying and ossifying Fibromas

A
  • Benign
  • Well Circumscribed
  • 30-40 years old
  • More common in females
  • Mandible
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16
Q
A

Central Cementifying and ossifying Fibromas

17
Q
A

Central Cementifying and ossifying Fibromas

18
Q

Cementoblastoma

A
  • Benign
  • well defined
  • seen in aprical 1/3 of the root
  • Pain is associated with it
  • Vital teeth
  • occurs in the mandible molars/premolar areas
  • adjacent roots can resorb
  • More males and females
  • younger than 25 years old
19
Q
A

Cementoblastoma

20
Q

Odontoma

A
  • Benign tumor of Enamel, dentin ,cementum and pulp
  • Compound: consists of a collection of small teeth
  • Complex: Mass of tissue
  • occurs in children and young adults more in males
  • Located: Compound: Anterior maxillary, Complex: Posterior mandible
  • lack of eruption and swelling
21
Q
A

Odontoma

22
Q
A

Odontoma

23
Q
A

Odontoma

Oral Pathology (14 decks)

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