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Author: Dr Shaun Goh
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Treatment Indications & Timings
Clinical Assessment & Presentations
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Description
Class III malocclusion
“The relative mesio-distal relations of the jaws and dental arches are abnormal, where the mandibular teeth occlude the maxillary teeth mesial to its normal position.”
– Angle 1900
![](https://i0.wp.com/theorthoguide.org/wp-content/uploads/2021/01/Class-III-occlusion.jpg?resize=367%2C255&ssl=1)
Treatment Indications & Timings
Clinical Assessment & Presentations
Extra-oral Features
![](https://i0.wp.com/theorthoguide.org/wp-content/uploads/2021/02/Class-III-convex-facial-intro.jpg?resize=112%2C164&ssl=1)
Straight to concave facial profile
![](https://i0.wp.com/theorthoguide.org/wp-content/uploads/2021/01/Class-III-facial-overlay-skeletal.jpg?resize=207%2C161&ssl=1)
Protrusive lower lip
Intra-oral Features
![](https://i0.wp.com/theorthoguide.org/wp-content/uploads/2021/02/Class-III-incisors-intro.jpg?resize=146%2C278&ssl=1)
Class III incisor patterns
![](https://i0.wp.com/theorthoguide.org/wp-content/uploads/2021/02/Class-III-canines-intro.jpg?resize=138%2C279&ssl=1)
Class III canines
![](https://i0.wp.com/theorthoguide.org/wp-content/uploads/2021/02/Class-III-molars-intro.jpg?resize=169%2C275&ssl=1)
Class III molars
Diagnosis & Considerations
Diagnosis
- Dental Class II
- Skeletal Class II
Clinical Considerations
- Determine the aetiology of the dental and/or skeletal Class III
- What is the growth status?
- Should the Class III be corrected?
- The morbidities and compromises of different treatment options
Treatment Options
Click a treatment category to explore.
➤ Interceptive / Early growth modification
➤ Growth modification and orthodontics
➤ Comprehensive orthodontics / Camouflage treatment
➤ Orthognathic surgery and orthodontics
➤ Other treatment options
Associated Problems
Open bite | Posterior crossbites | Crowding | Spacing