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Doctor insights on: What Is Osteonecrosis Of The Jaw

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What is osteonecrosis of the jaw?

What is osteonecrosis of the jaw?

A drug side-effect: The drugs for osteoporosis and metastatic bone cancer called bisphosphonates (includes fosamax, actonel, boniva, reclast, (zoledronic acid) zometa, aredia) are associated with a side-effect where part of the bone of the jaw dies, the gum sloughs off, and bone shows where the gum was lost. It is treatable but not always curable. It has also been found with bevicizumab, an anti-cancer drug, and after jaw radiation. ...Read more

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Dr. Ronald Krauser
78 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


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What kind of joint is the jaw?

What kind of joint is the jaw?

Complex: Each TMJ is classed as a "ginglymoarthrodial" joint since it is both a ginglymus (hinging joint) and an arthrodial (sliding) joint. The condyle of the mandible articulates with the temporal bone in the mandibular fossa. Many anatomists consider the TMJ to be the most complex joint in the body. ...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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What is the cause of jaw pain in tmj?

What is the cause of jaw pain in tmj?

Occlusion: The most common reason but jot the only reason for pain in the TMJ joint is occlusion that is unbalanced. Occlusion is the way your teeth fit together. If their isn't a harmonious balance in the occlusion TMJ pain is often a result. ...Read more

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What is the cause of locking the jaw?Is it serious?

What is the cause of locking the jaw?Is it serious?

Disc displacement: When your lower jaw goes to far back the disc is squeezed forward resulting in a displaced disc that will prevent you from being able to open. You will need to see a dentist to unlock the joint area by having you bite on an appliance that will distract your lower jaw down and reposition the disc which will allow easy opening or normal. ...Read more

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What is the probability of dislocating my jaw?

What is the probability of dislocating my jaw?

Very low: Very low unless it has happened before. You can also have dislocated TMJ (jaw joint disk). The symptoms would be a clicking or popping joint, joint pain, limitation of oral opening, sometimes head and neck painl ...Read more

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What is avasculas necrosis of the head and neck of the femur?

What is avasculas necrosis of the head and neck of the femur?

Bone destruction : Bone death from lack of circulation. This term literally means death of the bone on the head of the femur from lack of blood supply. What caused this is very hard to determine. Sometimes the surgeon can determine what the cause is from when he or she does surgery on the hip. This condition usually means that the patient needs to have a hip replacement. ...Read more

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I was wondering what is the risk of Fosamax (alendronate) to osteonecrosis of the jaw?

I was wondering what is the risk of Fosamax (alendronate) to osteonecrosis of the jaw?

Risk is low.: Risk of osteonecrosis is low but not zero. If you plan on having an extraction, make sure you see an oral surgeon. He knows what to do to minimize the risk. ...Read more

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What is TMJ of the jaw or tmd?

TMD: Tmd means temperomandibular disorder of the TMJ (tempero - mandibular joint) any issues with the bone or the cartilage could be defined as tmd resulting in soreness, headaches, jaw pain when opening. ...Read more

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What are the risks of Fosamax (alendronate) to osteonecrosis of the jaw?

What are the risks of Fosamax (alendronate) to osteonecrosis of the jaw?

Biphosphonates: From: http://www.merck.com ONJ, which can occur spontaneously, is generally associated with tooth extraction and/or local infection with delayed healing, and has been reported in patients taking bisphosphonates, including FOSAMAX (alendronate). Clinical judgment of the treating physician and/or oral surgeon should guide the management plan of each patient based on individual benefit/risk assessment. ...Read more

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What type of joint is the scapula?

Bone: The scapula is a bone, not a joint. The major joint on the scapula is known as the gleno- humeral joint which is the joint between the scapula and the humerus and is otherwise known as the shoulder joint. ...Read more

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What is the role of the neck of a femur?

What is the role of the neck of a femur?

Femoral neck: It connects the head of the femur with the shaft of the femur. ...Read more

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What are the causes of jaw bone pain?

What are the causes of jaw bone pain?

Tooth: Or nerve problem. More likely one causing the problem in another. See your dentist for a diagnosis and treatment. ...Read more

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What are the signs of a dislocated jaw?

What are the signs of a dislocated jaw?

Bite not normal: To really know if your jaw is dislocated you'll need to have a clinical exam but one common finding with dislocation is a sudden change in your bite, specifically a sense that your back teeth don't fit together normally. If it pulls strongly to one side or another on opening it may in fact be broken. Get it looked at sooner rather than later. ...Read more

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What is the pathophysiology of a hip fracture?

What is the pathophysiology of a hip fracture?

Too much stress: All fractures occur when more stress is applied to the bone then the bone can tolerate. ...Read more

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What is the normal dimension of tmj eminence?-height

What is the normal dimension of tmj eminence?-height

Differs: You have 2 friends. One is 5 feet tall, the other is 6 feet 6 inches. Would you expect them to have any bones that were exactly the same size? TMJ articular eminence smaller and more gently sloped in women than in men, which may be one reason why more women have joint dysfunction than men. ...Read more

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What is the role of the neck of the femur?

What is the role of the neck of the femur?

See below: The neck of the femur connects the femoral head to the femoral shaft. ...Read more

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Is there anything to relieve pain of osteomelinitis of the jaw?

Is there anything to relieve pain of osteomelinitis of the jaw?

Treat disorder: Osteomyelitis is infection/inflammation of the bone. Make sure you are being treated for the underlying disorder. See an oral surgeon. A variety of prescription pain meds can be prescribed. ...Read more

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What is Paget's of the bone? The breast/

What is Paget's of the bone? The breast/

Same name: Both diseases were named by sir james paget. Paget's disease of bone is the abnormal breakdown and build-up of bone. This causes painful malformed bones. It is a benign condition treated with medication. Paget's disease of the nipple is a type of cancer. It looks like an itchy rash or eczema on the nipple, but if biopsied it shows the abnormal cancerous cells. It is treated surgically. ...Read more

Dr. Charles Glueck
460 doctors shared insights

Osteonecrosis (Definition)

-death of bone. This is due 2 loss of blood supply 2 a certain bone part. Common after some injuries such as fractured navicular in the wrist, dislocation of the hip. Some R due 2 drugs , especially steroids, also alcoholism, in these cases it's usually ...Read more


Dr. Pietro Seni
217 doctors shared insights

Avascular Necrosis (Definition)

Also known as osteonecrosis, it is the death of bone from interruption of blood supply. This can result in tiny bone fractures and eventual destruction ...Read more