01 Dx Tx Planning

Question 1

Prognosis factors of slide 130

Answer 1

abc

Question 2

What are the diagnostic criteria of the classification system for the partially edentulous patient?

Answer 2

1. Location and extent of the edentulous area(s)
2. Condition of abutment teeth
3. Occlusal scheme
4. Residual scheme
5. Conditions (systemic disease, ataxia, refractory patient)

Question 3

What are the diagnostic criteria of the classification system for the complete dentate checklist?

Answer 3

1. Tooth condition
2. Occlusal scheme
3. Conditions (systemic disease, ataxia, refractory patient)

Question 4

Diagnostic criteria of the classification system for the completely edentulous checklist?

Answer 4

1. Tooth condition
2. Occlusal scheme
3. Location and extent of edentulous area(s)
4. Residual ridge
5. Esthetic/Phonetic evaluation

Question 5

Pontic space: Law of Beams

- Deflection varies directly/inversely with the ___ of the length of the span

Answer 5

1. Directly

2. Cube

Question 6

Pontic space: Law of Beams

- Deflection varies directly/inversely with the cube of the ___ of the beam

Answer 6

1. Inversely

2. Occlusogingival thickness

Question 7

How does halving the length of the span change the strength?

Answer 7

Cubes the strength

Question 8

How does doubling the length of the span change the strength?

Answer 8

Cubes the strength

Question 9

How does doubling the width of the span change the strength?

Answer 9

Doubles the strength

Question 10

What crown to root ratio is optimum and what ratio is minimum?

Answer 10

Optimum: 2 to 3
Minimum: 1 to 1

Question 11

What are the three requirements for ferrule effect?

Answer 11

1. Encircles the tooth (360)
2. Ideally extends at least 1.5 mm onto tooth
3. Structure below post and core margin

Question 12

What is minimum thickness of biological width?

Answer 12

2.5 mm

Question 13

Axial tilt of molars should not exceed how much?

Answer 13

Axial tilt should not be >25 degrees

Question 14

Siebert Classification I-III

Answer 14

I. B-L loss, normal height
II. O-G loss, normal B-L
III. Combo of height and width

Question 15

Which had higher survival rates: Implants, Endo, or FPD?

Answer 15

Implants and Endo&raquo_space; FPD

Question 16

Good perio prognosis

Answer 16

1. PPD = to 3 mm
2. BOP
3. Probing attachment level = to 25%
4. furcation involvement = to 1

Question 17

Questionable perio prognosis

Answer 17

1. Residual PPD >/= 6 mm and BOP
2. PAL approx 50%
3. Furcation 2 or 3

Question 18

Hopeless perio prognosis

Answer 18

Insufficient residual attachment

Question 19

Good endo prognosis

Answer 19

No clinical signs and absence of/decreasing radiolucency

Question 20

Questionable endo prognosis

Answer 20

No clinical signs and persisting radiolucency

Question 21

Hopeless endo prognosis

Answer 21

1. Symptomatic situation and radiolucency

2. No further treatment feasible

Question 22

Good implant prognosis

Answer 22

Absence of BoP, suppuration, bone loss

Question 23

Questionable implant prognosis

Answer 23

BoP w or w/o bone loss

Question 24

Hopeless implant prognosis

Answer 24

Mobility

Question 25

Good prosthetic prognosis

Answer 25

1. Sufficient residual tooth substance
2. Adequate retention and resistance forms (ideally, 4 mm wall height with 15 to 20 degree convergence and 1.5 to 2 mm ferrule)

Question 26

Questionable prosthetic prognosis

Answer 26

Reduced retention/resistance form (<3 mm wall height and/or >25 degree convergence angle)

Question 27

Hopeless prosthetic prognosis

Answer 27

1. Insufficient residual tooth substance (<1.5 mm circular ferrule)
2. No crown lengthening or extrusion feasible