Author: Dr Shaun Goh
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Treatment Indications & Timings
Clinical Assessment & Presentations
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Description
Class II malocclusion
“The relative mesio-distal relations of the jaws and dental arches are abnormal, where the mandibular teeth occlude the maxillary teeth distal to its normal position.”
– Angle 1900
There are two divisions:
Class II div 1
Class II div 2
Treatment Indications & Timings
Clinical Assessment & Presentations
Extra-oral Features
Convex facial profile
Lower lip trap and protrusive incisors
Intra-oral Features
Class II incisor patterns
Class II canine
Class II molars
Diagnosis & Considerations
Diagnosis
- Dental Class II
- Skeletal Class II
Clinical Considerations
- Determine the aetiology of the dental and/or skeletal Class II
- What is the growth status?
- Should the Class II be corrected?
- The morbidities and compromises of different treatment options
Treatment Options
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➤ Early treatment / Growth modification
➤ Orthopaedics and orthodontics
➤ Comprehensive orthodontics / Camouflage treatment
➤ Orthognathic surgery and orthodontics
➤ Other treatment options
Associated Problems
Deep bite | Open bite | Posterior crossbites | Crowding | Spacing
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