What are the medical concerns during the recovery phase of femoral head avascular necrosis (AVN)?

Updated: Oct 22, 2018
  • Author: John D Kelly, IV, MD; Chief Editor: Craig C Young, MD  more...
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Missed diagnoses, especially of the contralateral hip, are not uncommon. Review radiographs of patients with a characteristic history, examination findings, and risk factors. If radiographs are negative, order an MRI.

A feared complication of core decompression is subtrochanteric fracture. This adverse event can be somewhat prevented by fastening the core tract as proximally as possible.

Consider administering low molecular weight heparin (LMWH) for thrombophilic patients; LMWH may aid in preventing the progression of idiopathic osteonecrosis of the hip. [21]

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