What does "AVN" mean in a report or doctor's letter? In our medical dictionary, you will find a patient-friendly explanation of the meaning of this medical term.
AVN stands for Avascular Necrosis, a medical condition that occurs when there is a loss of blood to the bone. Without blood, the bone tissue dies and the bone can collapse. It most commonly happens in the hip, but can also affect other bones. It can be caused by an injury or can occur over time due to a chronic illness.
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