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Doctor insights on: Osteonecrosis Of Mandible

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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. Steven Griggs
79 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 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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Describe avascular necrosis of head of femur?

Describe avascular necrosis of head of femur?

The bone will be : Soft not hard bescuse the bone lost it is mineral.Avascular necrosis occurs when blood flow to a bone is interrupted. Loss of blood flow can result from joint injury, narrowed or clogged blood vessels (from fat or sickle cell anemia), or from excessive pressure inside the joint. ...Read more

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What are the short/long term effects of a hairline skull fracture. 3" in length from lambdoid suture forward toward the temporal bone.

What are the short/long term effects of a hairline skull fracture.  3" in length from lambdoid suture forward toward the temporal bone.

Usually none: In an adult, the type of fracture you describe really has no long-term effects. Short term problems really have to do with any associated intracranial problems (hemorrhages, contusions, etc.). Potential fractures requiring treatment are ones that are exposed through the scalp (open), significantly depressed, ones involving skull sinuses, which can leak csf, or "growing" fractures in young children. ...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 are the chances of getting a malignant bone tumor in the mandibule jaw?

What are the chances of getting a malignant bone tumor in the mandibule jaw?

Rare: Malignancies of the jaws are uncommon. The most common is multiple myeloma (usually 50-70 years), but some tumors, like osteosarcoma and ewing sarcoma are more likely in children (<20 years). No matter -- they are very rare in most groups. There are some differences between the mandible and maxilla, but they are really not that significant. ...Read more

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Effects of androgens on the jaw, maxilla?

Effects of androgens on the jaw, maxilla?

Bone density: Increase bone metabolism or increase bone density of the craniomaxillary and mandibular area and sometimes has an influence on cleft lip and cleft palate. ...Read more

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How much of a risk of osteonecrosis of the jaw is associated with fosamax (alendronate)?

How much of a risk of osteonecrosis of the jaw is associated with fosamax (alendronate)?

Rare, but: It is rare with oral bisphosphonates like Fosamax (alendronate). More common with IV bisphosphonates. However, medicine related osteonecrosis of the jaws (MRONJ) is suck a devastating disease, that precautions are in order for any dental extraction procedure. Oral surgery evaluation recommended for any patient on Fosamaz. ...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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Is neuromuscular dentistry effective for TMJ? MRI shows bone spurs, disc fragments and flattening of the Condyle

Is neuromuscular dentistry effective for TMJ?  MRI shows bone spurs, disc fragments and flattening of the Condyle

Many Options: The TMJ is a very complicated and delicate joint. There are many problems which can affect it, and treatment options vary considerably. Many different approaches can lead to success when treating your jaw joints, and there is no one approach (such as neuromuscular) which works 100% of the time. Your dentist or oral surgeon will have to explain the options and offer a solution specifically for you. ...Read more

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What's the joint between the maxilla and the zygomatic bone?

What's the  joint between the maxilla and the zygomatic bone?

synostosis: A synostosis means fusion of two bones. The joint specified above has no movement so would classify as a synostosis. ...Read more

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Is craniotomy and elevation of fracture of skull bone done in depressed fractures.

Is craniotomy and elevation of fracture of skull bone done in depressed fractures.

Good question: 1. Depends on the extent of depression and compression on brain 2. Also depends on location: cosmesis, in front of hair line etc. 3. Also if there is associated soft tissue injury that is concerning, like a open laceration above the fracture. ...Read more

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What are the consequences of developing basilar skull fracture?

What are the consequences of developing basilar skull fracture?

Basilar skull fx: Basilar skull fracture results from a blow to the back of the head. This causes a concussion, which will usually resolve completely in several weeks. In severe cases it can cause spinal fluid leak, which needs to be surgically repaired. There a few cases which may have permanent loss of smell or vertigo. Over 90% of patients recover without long-term effects. ...Read more

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Fracturing of collar bone what's the cure?

No cure: Fx clavicle must be evaluated by an orthopaedic surgeon. ...Read more

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What location does the mandibular prognathism or "habsburg jaw" originate from?

What location does the mandibular prognathism or "habsburg jaw" originate from?

Sticks out: The lower jaw sticks out in front of the upper jaw. Google hapsburg jaw for pictures. Requires orthodontic and surgical treatment to correct. ...Read more

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Comminuted impacted fracture through the neck of the left humerus with associated mild valgus angulation of the humeral shaft. Can this heal in SLING?

Comminuted impacted fracture through the neck of the left humerus with associated mild valgus angulation of the humeral shaft. Can this heal in SLING?

In short YES. : I typically do not perform surgery on nondisplaced fractures of the proximal humerus. I tell people it is like having ice cream on a cone. If the ice cream (humeral head or ball) falls off the cone(shaft) then it needs surgery if the ice cream is tilted or slightly smashed no surgery. If it is blown to prices then surgery. ...Read more

Dr. Charles Glueck
463 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
222 doctors shared insights

Avascular Necrosis (Definition)

Also known as osteonecrosis, this is the death of a bone caused by an interruption of the blood supply. This can result in tiny bone fractures and eventual destruction ...Read more