2013年2月4日 星期一

How is it formed?


















The most common misconception about bunion deformity is that it is made up of extra and deformed bones. Misguided removal and reshaping of fundamentally normal bones can be contra-productive. Bunion bump is due usually to very little extra and rarely any true bone deformity.

It is mostly due to a normal first metatarsal bone that has leaned over and protrude its end out to give rise the lump. This bony protrusion can rub against the side of shoe causing inflammation and swelling of the bursa lying between the bone and the skin. This inflamed bursa is called bunion bursitis. This swelling makes the displaced bone look and feel even bigger. It is also painful and it can often be mistaken for gout or extra bone.



Therefore, it is important to understand that bunion deformity is mostly caused by a normal first metatarsal bone that has become unstable and displaced. It is because its supporting ligaments have failed. Hence the main problem of a bunion condition is actually with ligaments not bone.



Reference information: www.bunioncenter.com

It is not intended as medical advice to any specific person. If you have any need for personal advice or have any questions regarding your health, please consult your Orthopaedist for diagnosis and treatment.

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