Phase III - Class II Division 1 Malocclusion
Cephalometric Summary

Area of Study

Measurement

(A1)

(B)
(progress)

(B2)
(retention)

Difference
(A1-B)

Maxilla to
Cranial Base

SNA

75.5

74

74

-1.5

Mandible to
Cranial Base

SNB
SN-Go-Gn
FMA

70.5
45.5
39

71
45
40

 
70
 

+0.5
-0.5
+1

Maxillo-
Mandibular

ANB
Witts
Inter-incisal

5
1.5
113

3
2
134

4
1.5
130

-2
+0.5
21

Maxillary
Dentition

1 to NA (mm)
1 to NA
FMIA
6-6 (mm)(casts)

6
30
46
36

3
18
58
35

3
19
50
35

+3
+18
+12
-1

Mandibular
Dentition

    1 to NB (mm)    
1 to NB
IMPA
6-6 (mm) (casts)
3-3 (mm) (casts)

7
32
95
31
25

5
25
87
27
25

7
28
89
27
25

-2
-13
-12
4
0

Soft Tissues

Esthetic Plane

2

1

2

-1

A1 =
Pretreatment records

A2 =
Interim or progress records if indicated

B =
Posttreatment records

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