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Meralgia paraesthetica. A complication of a patient-positioning device in total hip replacement

J Kitson1, M J Ashworth

  • 1Department of Orthopaedic Surgery, Torbay Hospital, Torquay, Devon, England, UK.

Insights

Meralgia paresthetica, a nerve condition causing thigh numbness, can occur after total hip replacement surgery. Careful patient positioning is crucial to prevent this complication during the procedure.

Area of Science:

  • Orthopedic Surgery
  • Neurology
  • Patient Safety

Background:

  • Total hip replacement (THR) is a common orthopedic procedure.
  • Patient positioning devices are used to optimize surgical access and outcomes.
  • Nerve-related complications, though rare, can occur during orthopedic surgery.

Observation:

  • Three patients developed meralgia paresthetica postoperatively.
  • The condition followed the use of a specific patient-positioning device during THR.
  • The device was described as well-padded and carefully placed.

Findings:

  • A potential association exists between the use of this positioning device and the development of meralgia paresthetica.
  • The mechanism may involve direct or indirect compression of the lateral femoral cutaneous nerve.
  • Symptoms included sensory disturbances in the thigh region.

Implications:

  • Highlights the importance of vigilant monitoring for nerve injuries during THR.
  • Suggests a need to evaluate the biomechanical effects of patient-positioning devices.
  • Emphasizes meticulous surgical technique and device management to mitigate risks.

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