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Distal radius fractures in children: substantial difference in stability between buckle and greenstick fractures
Per-Henrik Randsborg1, Einar A Sivertsen
1Department of Orthopedic Surgery, Akershus University Hospital, Norway. pran@ahus.no
Insights
Buckle fractures of the distal radius in children are stable and do not require follow-up. Greenstick fractures, however, remain unstable and may displace after two weeks, necessitating careful monitoring.
Area of Science:
- Pediatric Orthopedics
- Radiology
- Traumatology
Background:
- Follow-up visits for pediatric wrist fractures often lack therapeutic impact.
- Assessing complications and management changes is crucial for effective treatment.
Purpose of the Study:
- To evaluate the necessity of follow-up visits for pediatric distal radius fractures.
- To determine the rate of complications and changes in management based on fracture type.
- To assess the stability of greenstick and buckle fractures through radiographic comparison of lateral angulation.
Main Methods:
- Retrospective review of 305 distal radius fractures in patients under 16 years old.
- Documentation of all observed complications during follow-up.
- Radiographic assessment of fracture type and lateral angulation from initial films.
Main Results:
- Only one follow-up visit (out of 311) resulted in an active intervention.
- Greenstick fractures exhibited a higher complication rate compared to buckle fractures.
- Buckle fractures showed minimal change in lateral angulation, while greenstick fractures displaced an average of 5 degrees, continuing after two weeks. Complete fractures displaced 9 degrees.
Conclusions:
- Buckle fractures are stable and do not necessitate follow-up.
- Greenstick fractures are unstable and prone to displacement beyond two weeks.
- A precise initial classification can identify pediatric distal radius fractures requiring follow-up, optimizing resource allocation.
Background And Purpose:
Numerous follow-up visits for wrist fractures in children are performed without therapeutic consequences. We investigated the degree to which the follow-up visits reveal complications and lead to change in management. The stability of greenstick and buckle fractures of the distal radius was assessed by comparing the lateral angulation radiographically.
Patients And Methods:
The medical records of 305 distal radius fractures in patients aged less than 16 years treated at our institution in 2006 were reviewed, and any complications were noted. The fracture type was determined from the initial radiographs and the angulation on the lateral films was noted.
Results:
Only 1 of 311 follow-ups led to an active intervention. The greenstick fractures had more complications than the buckle fractures. The lateral angulation of the buckle fractures did not change importantly throughout the treatment. The greenstick fractures displaced 5 degrees on average, and continued to displace after the first 2 weeks. On average, the complete fractures displaced 9 degrees .
Conclusion:
Buckle fractures are stable and do not require follow-up. Greenstick fractures are unstable and continue to displace after 2 weeks. Complete fractures of the distal radius are uncommon in children, and highly unstable. A precise classification of fracture type at the time of diagnosis would identify a smaller subset of patients that require follow-up.
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