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Table 2 Preoperative defect characteristics determined with conventional diagnostic methods and 3D virtual models

From: Digital three-dimensional visualization of intrabony periodontal defects for regenerative surgical treatment planning

Defect characteristics

Patient 1

Patient 2

Patient 3

Patient 4

Tooth 11

Tooth 44

Tooth 42

Tooth 36

Tooth 16

Tooth 27

Morphology

Convetionala

Horizontal

Vertical

Vertical

Vertical

Vertical

Horizontal

3Db

Horizonto-vertical

Vertical

Vertical

Vertical

Vertical

Vertical

Intraoperative

Horizonto-vertical

Vertical

Vertical

Vertical

Vertical

Vertical

No. of affected tooth surfaces

Conventional

3

1

1

2

1

1

3D

3

1

2

3

2

3

Intraoperative

3

1

2

3

2

3

No. of bony walls

Conventional

0

1

2

Mesc: 2; Distd: 1

2

0

3D

3

1

1

Mes: 1; Dist: 1

1

2

Intraoperative

3

1

1

Mes: 1; Dist: 1

1

2

Furcation involvement

Conventional

–

–

–

Grade 0

Mesial grade I

Grade 0

3D

–

–

–

Lingual grade II

Mesial grade II

Mesial grade II

Intraoperative

–

–

–

Lingual grade II

Mesial grade II

Mesial grade II

Was it possible to determine defect characteristics with conventional methods?

NO

YES

NO

NO

NO

NO

Was it possible to determine defect characteristics with the aid of 3D virtual models?

YES

YES

YES

YES

YES

YES

  1. aDirect clinical measurments + intraoral radiographs
  2. b3D virtual models
  3. cMesial tooth surface
  4. dDistal tooth surface