Pedo II Test One Flashcards
Who was the doctor associated with acid use?
Buonocore
Who was the doctor associated with the creation of resins?
Bowen
What four things are needed for caries to occur?
- Tooth, 2. Sugar, 3. Bugs and 4. Time
What chemical properties should the ideal sealant material demonstrate?
Low viscosity and hydrophilic bonding layer
What are glass ionomere materials best used for in the sealant world?
Transitional sealants (bad as pit and fissure)
What is the process used to place sealants?
- Rotary brush, 2. etch, 3. clean/dry, 4. bond, 5. sealant, 6. polymerize/void check and 7. occlusion
Where should the margin of a stainless steel crown be?
0.5-1 mm subgingivally
What step differs in the placement of an anterior crown in pedo?
Reduction of singulum
What three aesthetic options exist for anterior crowns in pedo?
- Composite strip crowns, 2. Veneered stainless steel and 3. Zirconia
How do you calculate Lidocaine?
4.4 x kg / 34 = mg
How do you calculate articaine?
7 x kg / 68 = mg
When does enamel begin to erode (pH)?
5.5
What is the difference between external root resorption and ectopic root resorption?
Ectopic = pressure from teeth underneath. External is caused by trauma
What do pulpotomy materials place teeth at risk for?
Internal resorption
What is the key difference in symptoms between chronic and acute alveolar abscesses?
Is there tenderness to the tooth? If so, acute
What is the most common type of leukemia seen in children?
ALL
What are the two types of solid brain tumors?
- Gliomas and 2. Medulloblastomas
What is the most common type of odontogenic tumor?
Odontomas
When is the average age that a patient will have an odontoma?
Second decade of life
Describe a Compound Odontoma:
Occurs in maxilla, anterior (canine blocked?) and looks like tons of teeth fused together
Describe a Complex Odontoma:
Occurs in posterior mandible and has an amorphous mass
What are the three steps of amelogenesis?
- Secretion, 2. Calcification and 3. Maturation
What five nutrients are known to play a role in enamel hypoplasia?
- Vitamin A, 2. vitamin C, 3. vitamin D, 4. Calcium and 5. Phosphorus
Illness occurring at or around birth can cause what enamel condition?
Molor-Incisor Hypomineralization (MIH)
What is fluorosis considered?
A form of hypomineralization
What condition leads to blue teeth and quick enamel wear and is difficult to treat?
Dentinogenesis imperfecta
What type of dentinogenesis imperfecta has thin, tapered roots with ribbon-like canals and leads to blue sclera and an acorn-shaped skull?
Type I
What type of dentinogenesis imperfecta has almost no roots on teeth?
Type II
What type of dentinogenesis imperfecta as bell shaped teeth, shell tooth appearance on x-rays and has an AD path of inheritance?
Type III
What disease causes the obliteration of pulp chambers and root canals except for a chevron-shaped areas?
Type I Dentin Dysplasia
What disease causes obliterated pulp chambers with a thistle tube pulp configuration with pulp stones?
Type II Dentin Dysplasia
What is the most common type of amelogenesis imperfecta?
Hypocalcified type - pitted surface, open bite and moth-eaten appearance
What type of amelogenesis imperfecta has hard, thin enamel and small teeth that are occasionally tapered and can be related to several diseases?
Hypoplastic Type
What type of amelogenesis imperfecta has normal enamel thickness, but low radiodensity and is quite soft and flakes off, often with a brown color and has a snow-capped appearance?
Hypomaturation Type
What type of amelogenesis imperfecta makes it difficult to tell enamel from dentin?
Hypomaturation Type
What two syndromes are associated most closely with Oligodontia?
- Ectodermal dysplasia and 2. Down Syndrome
What percentage of unerupted canines are impacted?
85% (the rest are displaced buccally)
What are the four most commonly deficient tissues?
- Hair, 2. Teeth, 3. Nails and 4 Sweat glands/skin
In ectodermal dysplasia, how many teeth typically develop?
4-14
What are the most commonly missing teeth in ectodermal dysplasia?
Mand. incisors and premolars, max. premolars
What disease causes a transplacental passage of maternal antibodies against red blood cell antigens of the infant and leads to fetal anemia and primary teeth that appear blue-green or brown in color?
Eyrthroblastosis fetalis
What disease is a rare liver disease that allows bilirubin t build up in the blood and to stain primary teeth?
Biliary Atresia
How do teeth discolor in cystic fibrosis?
They become grey
What are the three most common causes of macroglossia?
- Hypothyroidism, 2. Down syndrome and 3. Allergic reaction
