What Is Avascular Necrosis?
Article Sources
- 1. Avascular necrosis. (2020, April 22). Retrieved from https://www.mayoclinic.org/diseases-conditions/avascular-necrosis/symptoms-causes/syc-20369859
- 2. Avascular Necrosis. (n.d.). Retrieved October 21, 2020, from https://www.hopkinsmedicine.org/health/conditions-and-diseases/avascular-necrosis
- 3. Osteonecrosis of the Hip - OrthoInfo - AAOS. (n.d.). Retrieved October 21, 2020, from https://orthoinfo.aaos.org/en/diseases--conditions/osteonecrosis-of-the-hip
6. How Is Avascular Necrosis Diagnosed?
As with other bone conditions, imaging studies may be useful for identifying avascular necrosis. Diagnosis may require more advanced imaging studies.2Avascular Necrosis. (n.d.). Retrieved October 21, 2020, from https://www.hopkinsmedicine.org/health/conditions-and-diseases/avascular-necrosis However, AVN may show up on plain film X-rays, where it is often observed as a wedge-shaped area with a crescent sign, which is a distinctive area of radiolucency.3Osteonecrosis of the Hip - OrthoInfo - AAOS. (n.d.). Retrieved October 21, 2020, from https://orthoinfo.aaos.org/en/diseases–conditions/osteonecrosis-of-the-hip
A doctor also often performs a physical exam to diagnose osteonecrosis. This involves evaluating the range of motion of the affected joint and checking for tenderness by gently palpating the area, i.e., feeling it with his or her hands.1Avascular necrosis. (2020, April 22). Retrieved from https://www.mayoclinic.org/diseases-conditions/avascular-necrosis/symptoms-causes/syc-20369859
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