Lecture 7

Question 1

Several studies show caries prevalence of children under 4 ranges from __ - __%

Answer 1

38-49%

Question 2

What keeps restorations in place?

Answer 2

Friction (and some bonding)

Question 3

Internal resorption often happens with reaction of __ used in ___ in primary teeth

Answer 3

Materials and methods

Pulpotomies

(Don’t use TempX (it has calcium hydroxide base which is linked to internal resorption)

Question 4

What is cellulitis caused by?

Answer 4

Primary or permanent pulpal necrosis

Question 5

What tooth is celllitis most often involved with?

Answer 5

First primary molar

Question 6

The symptoms of an acute alveolar abscess can be relived by ___, however the main tenet of treatment involves…

Answer 6

Antibiotics

Removal of the cause of infection, namely, the necrotic pulp tissue. Drainage should be established through pulp chamber or extraction. Extraction is best choice for emergencies.

Question 7

A chronic alveolar abscess is (more/less) painful than chronic and defined by (more/less) distinct radiographic lesions

Answer 7

Less

More

Question 8

How do you treat chronic alveolar abscesses?

Answer 8

Antibiotic therapy is unnecessary

Drainage and removal of cause of infection are necessary through RCT or extraction. Drainage may already be established by fistula

Question 9

What makes up over 50% of all childhood cancers

Answer 9

Leukemia’s

ALL is most common type

brain tumors are most common solid type (gliomas, medulloblastomas)

Question 10

What are the differences between compound and complex odontomas?

Answer 10

Compound - “denticles” most frequent in anterior region of maxilla w/ canine. Asymptomatic.

Complex - no resemblance of normal tooth. Occurs in posterior region of mandible. Associated with missing teeth

Question 11

How are odontomas treated?

Answer 11

Simple local excision

Don’t reoccur

Excellent prognosis

Question 12

When is the critical time that hypoplasia caused by fluorosis can occur?

Answer 12

Between birth to ages 4-5.

Question 13

Oligodontia is missing more than __ teeth

Answer 13

6

Question 14

What is the difference between type 1 and type 2 dentin dysplasia?

Answer 14

Type 1 - no pulp chambers and canal

Type 2 - thistle shaped pulp chamber/canal

Question 15

What are the most commonly missing teeth in ectodermal dysplasia?

Answer 15

Mandibular incisors and premolars

Maxillary premolars

Question 16

How is erythroblastosis fetalis associated with discolored teeth?

Answer 16

Causes hyperbilirubin

Question 17

True or false.. cystic fibrosis is associated with discolored teeth

Answer 17

True. (Use of tetracyclines)