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Doctor insights on: Handling Osteonecrosis Condition

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Is Osteonecrosis an infectious disease?

Is Osteonecrosis an infectious disease?

No: Osteonecrosis is when part of the bone starts to die due to lack of blood flow and oxygen. It is not typically associated with an infectious disease, however in some bacterial joint infections osteonecrosis can occur. ...Read more

Dr. Pietro Seni
215 doctors shared insights

Avascular Necrosis (Definition)

Also known as osteonecrosis, avascular necrosis is the death of bone from interruption of blood supply. This can result in tiny bone fractures and eventual destruction of the entire bone. It can be caused by trauma, blockage of circulation with lipids in the blood, certain diseases like sickle cell disease, Gaucher, and occasionally after exposure to corticosteroids. Sometimes, there ...Read more


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I have osteonecrosis of the jaw (severe) i need a CT of the brain. Will having a CT make my condition worse?

I have osteonecrosis of the jaw (severe) i need a CT of the brain. Will having a CT make my condition worse?

No: The ct will provide valuable information as to where the dead (often infected) bone is located. While ct scans do impart some radiation, a single scan is not enough to cause a problem. ...Read more

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What are the major presenting symptoms of osteonecrosis?

What are the major presenting symptoms of osteonecrosis?

Pain, Swelling: Erythema (redness). Some patients may also present with complaints of numbness and non-healing extraction site. ...Read more

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Is ischemia associate with osteonecrosis?

Possibly: Osteonecrosis or avascular necrosis (avn), theorized to be due to loss of blood supply to the bone for whatever reason. So technically yes the bone is ischemic and thus dies off. Sometimes there is a known cause, but oft times none can be found. Associated with blood dyscrasias such as sickle cell disease, steroid use, trauma, chronic alcoholism. ...Read more

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How can you diagnose osteonecrosis of the maxilla?

How can you diagnose osteonecrosis of the maxilla?

X-rays: Ostenecrosis - death of bone can be visualized on an x-ray. Biopsy is another mechanism if unsure of the x-ray finding. ...Read more

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Any info on how osteoporosis medications can cause osteonecrosis?

Remains uncertain: The real connection between osteoporosis medications and jaw necrosis remains uncertain. ...Read more

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Has anyone had osteonecrosis of the knees?

Has anyone had osteonecrosis of the knees?

Yes: Osteonecrosis of the knee is a common source of debilitating knee pain. It generally affects the medial femoral condyle in women >55yrs old. Secondary osteonecrosis of the knee is related to corticosteriod use, alcohol abuse, sickle cell anemia, systemic lupus erythematosus. Secondary osteonecrosis is generally in patients <45 years old and is often bilateral. ...Read more

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How painful is osteonecrosis of the jaw?

How painful is osteonecrosis of the jaw?

Osteonecrosis: This most often is painful but there are times where there is not much pain. You cannot use this as diagnostic symptom. You need to have your dentist evaluate things to make sure what is going on. ...Read more

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Dr. William Singer
77 doctors shared insights

Aseptic Necrosis (Definition)

Aseptic necrosis is also called osteonecrosis, avascular necrosis (AVN), or ischemic bone necrosis. It is a condition that occurs when there is diminished blood to the bone. An interruption to the blood supply causes bone to die. If the environment is not altered or improved, the involved bone may eventually collapse and ...Read more


Dr. Charles Glueck
455 doctors shared insights

Osteonecrosis (Definition)

Osteonecrosis is a condition in which part of a person's bone dies due to lack of blood flow to the area. The hip and shoulder are more likely to be affected, but osteonecrosis can also involve the knee, elbow, wrist, or ankle. Trauma to the bone can cause osteonecrosis, often there ...Read more