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Congenital dislocation of the knee in Ibadan, Nigeria
B Omololu1, S O Ogunlade, T O Alonge
1Division of Orthopaedics and Trauma, College of Medicine U.I. Ibadan. badelolu@skannet.com
Insights
Early intervention for congenital knee dislocation using closed reduction and serial casting yields excellent outcomes. This conservative approach is effective for infants without other congenital anomalies.
Area of Science:
- Orthopedics
- Pediatric Orthopedics
- Congenital Malformations
Background:
- Congenital dislocation of the knee is a rare condition.
- Early diagnosis and management are crucial for optimal outcomes.
- Conservative treatment options are often preferred for pediatric orthopedic conditions.
Purpose of the Study:
- To evaluate the efficacy of closed reduction and serial casting for congenital knee dislocations.
- To determine the long-term results of this conservative management strategy.
- To assess the suitability of this method in infants without associated anomalies.
Main Methods:
- A cohort of 30 patients (41 knees) with congenital knee dislocations were treated.
- Treatment involved immediate closed reduction without anesthesia.
- Serial casting with plaster of Paris was applied for 6-8 weeks.
Main Results:
- All patients (100%) achieved excellent results at a 2-year follow-up.
- The male to female ratio was 1.5:1.
- No associated hip instability was detected in any patient.
Conclusions:
- Congenital knee dislocation can be successfully managed conservatively with closed reduction and serial casting.
- Early detection and treatment in infants without other congenital malformations lead to excellent outcomes.
- This non-invasive method offers a viable treatment option for this condition.
Abstract:
Between January 1996 and December 2001, 41 congenital dislocations of the knee joints (30 patients) were reduced with closed methods by immediate reduction without anaesthesia and serial casting in plaster of Paris immobilization for a period of six to eight weeks. The patients' age ranged from the age of one week to four weeks with a male to female ratio of 1.5:1. The right knee was involved in 46.65% the left in 16.6% and bilateral involvement in 36.65% of patients. Routine check of the hip did not reveal any patient with hip instability. All the patients followed up after 2 years showed excellent results. We conclude that congenital knee dislocation when discovered early and without any other congenital malformation can be managed conservatively with excellent results.
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