Growth centre transplantation to replace mandibular condyles

Area of Science:

• Oral and Maxillofacial Surgery
• Pediatric Orthodontics
• Craniofacial Biology

Background:

• Mandibular condyle injuries in children often cause malocclusion and facial growth disharmony.
• Skeletal growth centers, like the costochondral junction, are explored for managing these issues.
• Early replacement aims to restore normal facial development and function.

Observation:

• This study evaluated ten growing children with ankylosis or excision of the mandibular condyle.
• Costochondral grafts were transplanted to replace the damaged condyles.
• Long-term follow-up assessed the growth and integration of these grafts.

Findings:

• Transplant growth showed a lack of uniformity among patients.
• However, significant growth was observed in some individuals post-transplantation.
• The data indicates that bony growth centers contribute to facial skeleton growth.

Implications:

• Costochondral grafting is a viable option for managing mandibular condyle deficiencies in children.
• Understanding the growth potential of these grafts can inform treatment strategies.
• This research reinforces the importance of biological growth centers in craniofacial development.