What is Avascular Necrosis?
Avascular Necrosis is essentially a disease that affects the bones in an individual. Necrosis is a general term which means that a cell has died. This condition is also known by some other names which are mentioned below:
- Bone infraction
- Aseptic necrosis
- Ischemic bone necrosis
There are two different types of Avascular Necrosis that are found only in children as doctors have identified:
- Idiopathic osteonecrosis – this is also known as legg-calve-perthes disease as well
- Osteonecrosis – this is associated with slipped capital femoral epiphysis
Avascular Necrosis Symptoms
There are quite a few Avascular Necrosis symptoms that an individual is affected by. The hip bone along with knees are said to be the joints which are most commonly affected by this condition. The other bones which are affected by this condition are wrist, ankle, shoulder, feet and hands. However, despite that, there are some few ones which we have listed below for your reference and knowledge:
- A very mild or severe pain that an individual experiences in and around the affected joint
- A pain in the joints which is severe enough to limit movement
- Groin pain till the knees.
These are some of the reasons for Avascular Necrosis that doctors have been able to identify.
Who is at Risk?
There are various Avascular Necrosis risk factors as it can happen to anyone due to multiple reasons. Some individuals are more sensitive to this condition as compared to others. However, experts have been able to identify certain risk factors related to this. We have mentioned them below for your reference and understanding of the same:
- An individual with a habit of drinking too much alcohol
- Someone who is a chain smoker or just smokes a lot in general
- Someone who has a childhood disease which includes legg-calve-perthes
- Someone who takes high doses of corticosteroids for long.
Avascular Necrosis Causes
There are many factors that lead to Avascular Necrosis causes which have been identified by researchers however it is not always clear what causes the problem in regard to blood flow to the bones. We have discussed below for your understanding some of these causes across the types in details:
- An HIV infection
- When there is rapid release of nitrogen in the blood
- Certain drugs that individuals take to treat cancer in the bones
- Radiation or chemotherapy
- A kidney transplant or organ transplant
These are some common causes that are known to cause this condition.
How is Avascular Necrosis diagnosed?
For Avascular Necrosis diagnosis, an Avascular Necrosis doctor will need to perform a certain number of imaging tests for this condition as there is no one common test to understand the root cause of the problem. As mentioned, the doctor may then have to conduct multiple tests to get a proper understanding of the problem:
- The doctor may ask you to do MRI scan to identify this condition in its early stages and before any symptoms are experienced. This will also give him an idea about how much of the bone has been affected.
- CT Scan for a 3-D picture of the bone
- X-ray is done to keep track of the progression of the condition
How is Avascular Necrosis Treated?
There are different methods for Avascular Necrosis treatment. The treatment depends upon different factors like age, cause and extend of damage. We have mentioned in brief the process of treatment:
- Doctors do both nonsurgical and surgical treatment depending on the short term and long term requirement.
- If needed then the Doctor may prescribe some medicine for Avascular Necrosis.
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How can Avascular Necrosis be prevented?
Prevention of Avascular Necrosis starts with making changes in lifestyle and habits. However, having said that there are still some simple measures which should be kept in mind. These can be done easily in consultation with your doctor. Some of these have been mentioned below for your understanding and consideration:
- An individual who has the habit of drinking alcohol must avoid consuming in large quantities
- For someone who smokes, avoid or quit
- If there are certain corticosteroids that must be taken for a chronic illness then take a small dose after asking the doctor.