Brainscape's Knowledge GenomeTM

Browse over 1 million classes created by top students, professors, publishers, and experts.


See full index

Oral Pathology > Oral Pathology Chapter 15 > Flashcards

Oral Pathology Chapter 15 Flashcards

1
Q

What is the name of the cyst that originates by the separation of the follicle from the crown of an unerupted tooth?

A

Dentigerous Cyst

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is the name of the cyst that originates by the separation of the follicle from the crown of an unerupted tooth?

A

Dentigerous Cyst

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

How large does a dentigerous cyst have to be to be considered a dentigerous cyst?

A

3 + mm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is the most common developmental cyst?

A

Dentigerous cysts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What tooth is the most commonly affected by dentigerous cysts?

A

Mandibular 3rds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What is the soft tissue analogue of a dentigerous cyst?

A

Eruption Cyst

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What age group has eruption cysts most often?

A
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is the other name given to eruption cysts?

A

Eruption Hematomas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What pathology arises from the rests of the dental lamina, is associated with a syndrome and has a relatively high recurrence rate?

A

Odontogenic Keratocyst

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is the other name for Odontogenic Keratocyst?

A

Keratocystic Odontogenic Tumor

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

Where is the most common location of Odontogenic Keratocysts?

A

Posterior mandible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What are two unique things about the growth of a Odontogenic Keratocyst?

A
  1. It grows from posterior to the anterior and 2. It doesn’t cause bone expansion
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

How often are unerupted teeth involved in Odontogenic Keratocysts?

A

1/3 the time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What makes curettage difficult in Odontogenic Keratocyst cases?

A

The wall is thin and friable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

What makes curettage difficult in Odontogenic Keratocyst cases?

A

The wall is thin and friable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

How large does a dentigerous cyst have to be to be considered a dentigerous cyst?

A

3 + mm

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
17
Q

What is the most common developmental cyst?

A

Dentigerous cysts

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
18
Q

What tooth is the most commonly affected by dentigerous cysts?

A

Mandibular 3rds

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
19
Q

What is the soft tissue analogue of a dentigerous cyst?

A

Eruption Cyst

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
20
Q

What age group has eruption cysts most often?

A

Less than 10 years old

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
21
Q

What is the other name given to eruption cysts?

A

Eruption Hematomas

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
22
Q

What pathology arises from the rests of the dental lamina, is associated with a syndrome and has a relatively high recurrence rate?

A

Odontogenic Keratocyst

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
23
Q

What pathology is a developmental odontogenic cyst that typically occurs along the lateral root surface?

A

Lateral Periodontal Cyst

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
24
Q

Where is the most common location of Odontogenic Keratocysts?

A

Posterior mandible

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
25
Q

What are two unique things about the growth of a Odontogenic Keratocyst?

A
  1. It grows from posterior to the anterior and 2. It doesn’t cause bone expansion
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
26
Q

How often are unerupted teeth involved in Odontogenic Keratocysts?

A

1/3 the time

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
27
Q

What are the three things we should know about the histology of Odontogenic Keratocysts?

A
  1. Basal cell layer shows palisading and is hyperchromatic, 2. Epithelium is wavy or corrugated by parakeratin and 3. Satellite cysts (daughter cysts) move away from the main lesion
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
28
Q

What makes curettage difficult in Odontogenic Keratocyst cases?

A

The wall is thin and friable

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
29
Q

What syndrome is associated with having multiple Odontogenic Keratocysts at a young age?

A

Gorlin Syndrome

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
30
Q

What characteristic, if seen in a radiograph, is pathognomonic for Odontogenic Keratocysts?

A

Teeth displaced to the inferior border of the orbit

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
31
Q

What tooth is the most common to be affected by buccal bifurcation cysts?

A

1st mandibular molars

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
32
Q

What are the four main symptoms of Gorlin Syndrome?

A
  1. Multiple basal cell carcinomas in sunless areas, 2. Odontogenic Keratocysts, 3. Calcification of the Falx Cerebri and 4. Rib anomalies (splayed/bifid)
33
Q

What is the technical name of Gorlin Syndrome?

A

Nevoid Basal Cell Carcinoma Syndrome

34
Q

What pathology is the soft tissue counterpart to the lateral periodontal cyst?

A

Gingival Cyst of the Adult

35
Q

What is derived to create a Gingival cyst of the adult?

A

Rest of Serres

36
Q

What area is most likely to develop a gingival cyst of the adult?

A

Mandibular Canine and premolar area

37
Q

What pathology is a developmental odontogenic cyst that typically occurs along the lateral root surface?

A

Lateral Periodontal Cyst

38
Q

Should a lateral periodontal cyst develop as a polycystic lesion, what is that called?

A

Botryoid Odontogenic Cysts

39
Q

What is the pathology usually found in the incisor-canine areas that is unilocular lesion and that has an association with odontomas 20% of the time?

A

Calcifying Odontogenic Cysts

40
Q

What is the other name for Calcifying Odontogenic Cysts?

A

Gorlin Cysts

41
Q

What ratio of Calcifying Odontogenic Cysts are associated with teeth?

A

1/3

42
Q

What histopathologic feature is associated with Calcifying Odontogenic Cysts?

A

Ghost cells

43
Q

What is the recurrence rate for multicystic ameloblastomas?

A

50-90%

44
Q

What ratio of Buccal Bifurcation cysts have bilateral involvement?

A

1/3

45
Q

What tooth is the most common to be affected by buccal bifurcation cysts?

A

1st mandibular molars

46
Q

What term is used to describe a pathology with features of conventional ameloblastomas, but that shows metastatic deposits (most likely in the lungs)?

A

Malignant Ameloblastoma

47
Q

What is the origin of ameloblastomas?

A

Odontogenic Epithelial Origin

48
Q

What are the three different types of ameloblastomas and what is the chance of getting each one?

A
  1. Conventional solid/multicystic 85%, 2. Unicystic 15% and 3. Peripheral 1%
49
Q

What ages have an equal chance of getting an ameloblastoma?

A

30-70

50
Q

What gender is more likely to get an ameloblastoma?

A

Neither - equal probability

51
Q

Where do ameloblastomas typically occur?

A

85% in the mandible - usually the ascending ramus area

52
Q

What are the two descriptive terms used to describe Ameloblastomas?

A
  1. Soap Bubble or 2. Honeycombed
53
Q

What is sometimes present in Adenomatoid Odontogenic Tumors that differentiate it from dentigerous cysts?

A

Snowflake Calcifications

54
Q

What are the six forms of ameloblastomas?

A
  1. Follicular (most common), 2. Plexiform (2nd most common), 3. Acanthomatous (keratin), 4. Granular cell, 5. Basal cell (very rare) and 6. Desmoplastic
55
Q

What form of ameloblastoma does not share forms with the others as it has predilection for the anterior maxilla and may be mixed radiolucent-opaque due to osseous metaplasia?

A

Desmoplastic form

56
Q

What are the two key histopathologies present in ameloblastomas?

A
  1. Palisading and 2. Reverse polarity
57
Q

What is the recurrence rate for multicystic ameloblastomas?

A

50-90%

58
Q

What disease is a painless, nonulcerated, sessile gingival lesion?

A

Peripheral Ameloblastoma

59
Q

Where are peripheral ameloblastomas most often found?

A

Posterior gingival mucosa, mandible more common

60
Q

What pathology has cytologic malignant features and follows an aggressive course later in life?

A

Ameloblastic Carcinomas

61
Q

What pathology occurs in patients between age 10 and 20, typically occurs in the anterior jaws, tends to be in the maxilla and is twice as likely to be in females?

A

Adenomatoid Odontogenic Tumor

62
Q

How are Adenomatoid Odontogenic Tumors typically found?

A

When X-rays are taken to find out why a tooth hasn’t erupted

63
Q

What describes the lesion in 75% of Adenomatoid Odontogenic Tumors?

A

Unilocular radiolucency involving the crown on an unerupted tooth

64
Q

What tooth is most likely to get an adenomatoid odontogenic tumor?

A

Canine

65
Q

What typically differentiates Adenomatoid Odontogenic Tumors from dentigerous cysts?

A

Radiolucency extends apically past CEJ

66
Q

What is sometimes present in Adenomatoid Odontogenic Tumors that differentiate it from dentigerous cysts?

A

Snowflake Calcifications

67
Q

What pathology is seen radiographically around the crown of an impacted tooth and has the appearance of “driven-snow”?

A

Calcifying Epithelial Odontogenic Tumor

68
Q

What is the other name give to Calcifying Epithelial Odontogenic Tumors?

A

Pindborg Tumors

69
Q

What histologic test can be run to test for Calcifying Epithelial Odontogenic Tumors?

A

Amyloid-like extracellular material tests positive for Congo red and turns apple-green under polarized light

70
Q

When calcification form in rings in Calcifying Epithelial Odontogenic Tumors, what is that called?

A

Liesegang Rings

71
Q

What pathology is the most common odontogenic tumor?

A

Odontoma

72
Q

What pathology is the most clinically significant odontogenic tumor?

A

Ameloblastoma (high recurrence rate)

73
Q

What will turn into an odontoma if given enough time?

A

Ameloblastic Fibromas

74
Q

Should a lesion be classified as a developmental anomaly instead of a true neoplasm, what is that called?

A

Hamartomas

75
Q

What type of odontoma is composed of multiple, small, tooth-like structures?

A

Compound odontoma

76
Q

What type of odontoma is composed of a conglomerate mass of enamel and dentin?

A

Complex odontoma

77
Q

What is the average age that a patient has an odontoma?

A

15

78
Q

Where are compound odontomas most likely to occur?

A

Anterior maxilla

79
Q

Where are complex odontomas most likely to occur?

A

Molar regions

Oral Pathology (14 decks)

Brainscape helps you reach your goals faster, through stronger study habits.
© 2024 Bold Learning Solutions. Terms and Conditions