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Doctor insights on: Osteonecrosis Causes

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Any info on how osteoporosis medications can cause osteonecrosis?

Any info on how osteoporosis medications can cause osteonecrosis?

Remains uncertain: The real connection between osteoporosis medications and jaw necrosis remains uncertain. ...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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Can aromatose inhibitors cause osteonecrosis of the jaw? I know bisphosphanates can, but what about other meds?

Can aromatose inhibitors cause osteonecrosis of the jaw? I know bisphosphanates can, but what about other meds?

They do not!: Since they lower Estradiol levels, they can make osteoporosis more likely, but the do not cause osteonecrosis of the jaw! obviously used for estrogen receptor positive breast ca, Evista (raloxifene) would be a good trade for your tamoxifen, in the sense that it would prevent osteoporosis as well as breast ca! ...Read more

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Could radiation therapy cause osteonecrosis of the hips?

Could radiation therapy cause osteonecrosis of the hips?

Yes: If the hips get an amount of radiation above what this area can handle this complication can happen. This is why there is treatment planning and doctors limit radiation doses to the area of concern. However if treated no more than the maximum tolerance their is still 5 percent chance of complications at that maximum level. ...Read more

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I took zometa IV 7yrs ago. Now I have osteoporosis & was prescribed an oral similar drugs. Will this cause osteonecrosis of jaw ? My tooth hurts!

I took zometa IV 7yrs ago. Now I have osteoporosis & was prescribed an oral similar drugs. Will this cause osteonecrosis of jaw ? My tooth hurts!

See dentist: You can have dental treatment while you are taking medications for osteoporosis. Dental care is extremely important and you want to save your teeth if possible. Your dentist will discuss the very low risk of osteonecrosis after extractions with you. Try to treat the tooth rather than remove it. ...Read more

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I have both tarlov cysts & osteonecrosis. Found out about them at the same time. Can the cysts cause the osteonecrosis?

I have both tarlov cysts & osteonecrosis.   Found out about them at the same time. Can the cysts cause the osteonecrosis?

Not likely: Tarlov cysts (perineural cysts) are benign sometimes enlarging lesions in the lumbosacral spine that are usually found incidentally by xray or MRI. They can cause back pain, nerve pain and leg weakness. Some require surgical treatment if they are pushing on a nerve. They are not causally related to osteonecrosis. ...Read more

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Can the cortef (hydrocortisone) steriod for a brain tumor cause me to get osteonecrosis?

Can the cortef (hydrocortisone) steriod for a brain tumor cause me to get osteonecrosis?

Maybe: Corticosteroids are known to cause avn (osteo necrosis). The hip is the most common site. Even with this association however, not everyone on steroids gets avn. If you start to have pain while on this treatment notify your doctor. ...Read more

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What is talar osteonecrosis?

Talar AVN: Lack of blood supply to the hindfoot bone called the talus. It can cause pain, deformity, collapse, arthritis, etc. ...Read more

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How is talar osteonecrosis treated?

See below: First off weight bearing and with a special boot for several weeks; some respond but not a many. Second a core of bone to decompress. This works in most cases. Third, if not helped by the above a small number of people need an arthrodesis. You should be under the care of a board certified Orthopedic Surgeon. ...Read more

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What are symptoms of osteonecrosis?

Depends: Pain is one, swelling can be another, sometimes patients don't even feel it. ...Read more

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What are the tests for osteonecrosis?

What are the tests for osteonecrosis?

Several: A regular xray may show osteonecrosis. Other tests which would show osteonecrosis include mri, bone scan, and ct scan. ...Read more

Dr. Austina Cho
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