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Avascular Necrosis (AVN)

What is Avascular Necrosis of Hip Joint?

Avascular necrosis is the death of bone tissue (femoral head) in the hip due to a lack of blood supply. This can ultimately lead to the destruction of the hip joint and arthritis. Although avascular necrosis can occur in any bone, however, hip joint is the most commonly affected by it.

Avascular Necrosis Hip / Core Decompression Hip

Causes of Avascular Necrosis of Hip joint

It occurs due to disrupted blood supply to the femoral head due to any of the following:

  • Steroid Intake
  • Disorders like sickle cell
  • Decreased hemoglobin or oxygen-carrying component of blood
  • Sea divers
  • Inadequate nourishment

Symptoms of Avascular Necrosis of Hip Joint

Osteonecrosis develops in stages and may vary from several months to over a year. It causes following symptoms:

  • The first symptom is hip pain
  • Followed by a dull ache or throbbing pain in the groin or buttock area
  • Difficulty standing and putting weight on the affected hip
  • Painful movement of the hip joint