Avascular necrosis is a disease that results from the temporary or permanent loss of blood supply to the bone. When blood supply is cut off, the bone tissue dies and the bone collapses. If avascular necrosis happens near a joint, the joint surface may collapse.
This condition may happen in any bone. It most commonly happens in the ends of a long bone. It may affect one bone, several bones at one time, or different bones at different times.
Avascular necrosis may be the result of:
are more at risk if any of these apply to you:
following are the most common symptoms of avascular necrosis. But symptoms occur a bit
differently in each person. Symptoms may include:
symptoms of avascular necrosis may look like other health conditions or bone problems.
Always talk with your healthcare provider for a diagnosis.
Along with a complete medical history and physical exam, you may have one or more of the following tests:
Treatment will depend on your symptoms, age, and general health. It
will also depend on how severe the condition is.
goal of treatment is to improve your ability to use the joint and stop more damage to
the bone or joint. Treatments are needed to keep joints from breaking down. They may
treatments may include electrical stimulation and combination therapies to promote bone
Tips to help you get the most from a visit to your healthcare provider:
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