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Avascular Necrosis (Osteonecrosis)

  • About
  • About
Overview
Symptoms
Causes
  • Risks
Diagnosis
  • X-ray
  • MRI
  • CT scan
  • Bone scan
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  • Core decompression
  • Arthroplasty
Overview
Symptoms
Causes
  • Risks
Diagnosis
  • X-ray
  • MRI
  • CT scan
  • Bone scan
Treatments
  • Core decompression
  • Arthroplasty

What is avascular necrosis (osteonecrosis)?

Avascular necrosis is bone death that occurs when the blood supply to the bones is decreased or stopped. Without an adequate blood supply, the bone breaks down and dies and collapses. If the bone affected is near a joint, the joint may also collapse. Although any bone can be affected, avascular necrosis most often affects ends of the long bones, such as the upper leg bone at the hip.

Avascular necrosis is also called osteonecrosis, aseptic necrosis, or ischemic bone necrosis.

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Clinics for Avascular Necrosis

  • Arthritis and Joint Replacement Service
    650-723-5643
  • Orthopaedic Surgical Oncology Program
    650-723-5643
  • Sports Medicine Clinic
    650-723-5643

Avascular Necrosis
Our experienced orthopaedic specialists offer advanced avascular necrosis (osteonecrosis) treatment techniques, including joint preserving and joint replacing techniques.
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Orthopaedic Surgical Oncology Program
650-723-5643
Arthritis and Joint Replacement Service
650-723-5643
Sports Medicine Clinic
650-723-5643

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