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Complications of varus derotation osteotomy in the treatment of CHD during growth
L Valdiserri1, S Stilli, A Gasbarrini
1VIII Divisione di Ortopedia e Traumatologia Infantile, Istituti Ortopedici Rizzoli, Bologna.
Insights
True complications from varus derotation osteotomies for congenital hip displacement are rare. Dysmetria and infection were the most common, but typically manageable with conservative or surgical interventions.
Area of Science:
- Orthopedic Surgery
- Pediatric Orthopedics
Background:
- Congenital hip displacement (CHD) often requires surgical intervention.
- Varus derotation osteotomy is a surgical technique used to treat CHD.
Purpose of the Study:
- To report and analyze the "true" complications of varus derotation osteotomies in congenital hip displacement treatment.
- To differentiate between technique-related complications and indication-related outcomes.
Main Methods:
- Retrospective analysis of 150 cases undergoing varus derotation osteotomy for CHD.
- Follow-up duration averaged 4.2 years.
- Inclusion criteria focused solely on technique-related complications.
Main Results:
- "True" complications were infrequent in this cohort.
- The most common technique-related complications were dysmetria (20%) and infection (2.6%).
- Osteochondrosis occurred in only one case (0.6%).
Conclusions:
- Varus derotation osteotomy for CHD has a low rate of true complications when indications are appropriate.
- Dysmetria, usually minor, rarely needed further surgery.
- Infections were successfully managed with combined treatment approaches.
Abstract:
Complications of varus derotation osteotomies in the treatment of congenital hip displacement (CHD) are reported. Only "true" complications were considered, that is, those related to errors in technique, while those related to errors in indications were excluded. An analysis of 150 cases with a mean follow-up of 4.2 years revealed that "true" complications are a rare occurrence. Among these the most frequent are dysmetria (20%), and infection (2.6%). There was only one case of osteochondrosis (0.6%). The dysmetria (usually under 2 cm) rarely required further surgical treatment involving temporary epiphysiodesis of the homolateral knee, while the infection responded satisfactorily to combined conservative and surgical treatment.