CASE 1 Class I Extraction in permanent dentition

CASE 1

Class I Extraction in permanent dentition

Pt : Oh, YH 12Y4M FCC :

High canine

실제 발표시에는 눈을 가리지 말고 보여주세요

Medical and Dental History

• N-S• Onset of menarchy : 6 mo ago

Initial Facial Photographs

Initial Intra-oral Photographs

Initial Panoramic Radiograph

Mx width

Mn width

Difference

ANS-Me

68mm

90mm

22mm

0º

Initial PA Cephalogram

Initial Lateral Cephalogram

Problem List

1. Lip fullness

2. Proclined Upper and Lower incisors

3. Shallow Over bite

4. Crowding ↑9.5mm ↓3.5mm

1. Banding & bonding

2. 4’s extraction

3. Alignment & leveling w/o U3’s

4. U3’s partial retraction

5. Space closure

6. Finish & debonding

7. Retention ↑Hawley,↓L-bonded

Treatment Plan

Treatment Progress

Final Intra-oral Photographs

Final Facial Photographs

Facial Changes

Dental Changes

Panoramic Changes

Lateral Cephalometric Changes

Measurements Pre-treatment Post-treatmentSNA

SNB

ANB

Wits

U1 to NA

L1 to NB

GoGnSn

FMA

IMPA

UL

LL

81º

78.5 º

2.5 º

-4mm

7mm/35 º

8.5mm/33 º

38.5 º

31 º

96 º

0mm

3.5mm

81º

79.5 º

1.5 º

-5mm

6mm/25.5 º

6mm/28 º

39 º

31 º

90 º

-1mm

3mm

Changes in Lateral Ceph Measurements

Overall Face SuperimpositionA-B

Maxillary SuperimpositionA-B

Mandibular SuperimpositionA-B

SuperimpositionA-B

2 years in retention

Overall Face SuperimpositionB-R

CASE 2

Class II Division 1 Malocclusion

CASE 3

Deep Overbite Malocclusion

CASE 4

Class III Malocclusion

CASE 5

Optional Case