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Relationship between postoperative complications and fibular integrity in congenital pseudarthrosis of the tibia in
Yao-Xi Liu1, Hai-Bo Mei2, Guang-Hui Zhu1
1Department of Pediatric Orthopedics, Hunan Children's Hospital, Pediatric Academy of University of South China, Changsha City, Changsha, China.
Insights
Children with congenital pseudarthrosis of the tibia (CPT) and fibular pseudarthrosis experienced more refractures and ankle valgus after surgery compared to those with an intact fibula.
Area of Science:
- Pediatric Orthopedics
- Skeletal Dysplasias
- Surgical Outcomes
Background:
- Congenital pseudarthrosis of the tibia (CPT) is a rare condition in children.
- Fibular integrity is crucial for lower limb stability.
- Postoperative complications in CPT management require further investigation.
Purpose of the Study:
- To evaluate the impact of fibular integrity on postoperative complications in pediatric CPT.
- To compare outcomes between CPT with fibular pseudarthrosis and CPT with an intact fibula.
Main Methods:
- Retrospective analysis of 59 children with Crawford type IV CPT treated surgically.
- Patients categorized into two groups: CPT with fibular pseudarthrosis (Group A) and CPT with intact fibula (Group B).
- Incidence of refracture, ankle valgus, tibial valgus, and limb length discrepancy analyzed.
Main Results:
- Group A showed higher rates of refracture (36.8%) and ankle valgus (78.9%) compared to Group B (9.5% and 52.4%, respectively).
- Significant differences in refracture and ankle valgus were observed between the groups (P<0.05).
- Both groups exhibited tibial valgus and limb length discrepancy, with varying degrees.
Conclusions:
- Fibular pseudarthrosis in CPT is associated with increased risk of refracture and ankle valgus post-surgery.
- Maintaining fibular integrity is critical for successful CPT treatment outcomes.
- Clinicians should consider fibular status during the management of pediatric CPT.
Background:
This study aimed to investigate the relationship between postoperative complications and fibular integrity in congenital pseudarthrosis of the tibia (CPT) in children.
Methods:
A retrospective study was performed in 59 patients with Crawford type IV CPT who were treated with combined surgical technique from 2007 to 2011. The patients were divided into two groups, the CPT with fibular pseudarthrosis (group A) and CPT with intact fibula groups (group B), on the basis of fibula status after the union of CPT. The incidence rates of refracture, ankle valgus, tibial valgus, and limb length discrepancy in the two groups were investigated.
Results:
In group A, 14 (36.8%) cases had refracture, 30 (78.9%) had ankle valgus; 27 (71%) exhibited tibial valgus with an average tibial valgus of 7° (6°-20°), and 24 (63.2%) had limb length discrepancy with an average limb length of 1.26 cm (0.6-4.4 cm). In group B, 2 (9.5%) cases had refracture, 11 (52.4%) had ankle valgus, 8 (42.9%) had tibial valgus with an average tibial valgus deformity of 2.9° (6°-13°), and 13 (61.9%) had limb length discrepancy with an average limb length of 1.48 cm (0.5-5 cm). Significant difference in refracture and ankle valgus was found between groups A and B (P<0.05).
Conclusions:
After the union of CPT, patients with fibular pseudarthrosis showed higher incidence of refracture and ankle valgus than those with intact fibula. Attention should be paid to the presence of fibular pseudarthrosis when managing CPT.
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