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Late sequelae in septic arthritis of the hip in infants

F Grill1, T Rustler1

  • 1Orthopädisches Spital Speising, Wien, Germany.

Der Orthopade
|March 2, 2017
PubMed

Insights

Septic arthritis in children can destroy the hip joint, but surgical focus on limb alignment and length is key. Functional outcomes vary by hip deformity type, guiding treatment decisions beyond just X-rays.

Area of Science:

  • Orthopedics
  • Pediatric Rheumatology
  • Infectious Diseases

Background:

  • Septic arthritis of the hip joint can lead to severe functional disability due to joint destruction.
  • Optimal management strategies for pediatric hip septic arthritis remain unclear in medical literature.
  • This study reports on the long-term outcomes of patients treated for septic arthritis during childhood.

Purpose of the Study:

  • To evaluate the long-term functional and radiographic outcomes of pediatric hip septic arthritis.
  • To identify factors influencing functional outcomes in patients with sequelae of septic arthritis.
  • To provide guidance on surgical management and indications for hip replacement in these cases.

Main Methods:

  • Retrospective follow-up study of 37 patients (44 hips) with a history of septic arthritis in infancy or childhood.
  • Radiographic assessment of anatomical appearance, limb length discrepancy, and mechanical axis alignment.
  • Clinical evaluation of pain, activity restriction, and overall functional status.

Main Results:

  • Patients generally exhibited poor radiographic anatomical appearance but minimal pain and activity restriction.
  • Surgical efforts focused on correcting limb length discrepancy and mechanical axis malalignment showed positive results.
  • Hip deformities classified as Type I-III generally led to good functional outcomes.
  • Type IV hip deformities with unstable joints resulted in unsatisfactory outcomes.

Conclusions:

  • Long-term management of pediatric hip septic arthritis should prioritize correcting limb length discrepancy and mechanical axis alignment.
  • Functional outcomes are significantly influenced by the type of hip deformity, particularly instability.
  • Indications for hip replacement should consider both radiographic findings and the patient's functional status.

Keywords:
Key words Septic arthritis of the hip • Late sequelae • Classification • Surgical management

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