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Multiple sclerosis hereditary risk Video

Class II HLA interactions modulate genetic risk for multiple sclerosis multiple sclerosis hereditary risk Multiple sclerosis hereditary risk

Temperature sensitivity Hearing problems Depending on the type of MS a person has, the symptoms may come and go in phases and gradually worsen over time. What are the stages of MS? People can have different symptoms at different times.

What is multiple sclerosis?

However, it is now recognised as the first episode of neurological symptoms that someone may experience, generally lasting for at least 24 hours. CIS can be the first indication that a person has MS. However, some people may never go on to experience further symptoms. An MRI scan will confirm whether there hereditayr any lesions areas of damage in the brain or spinal cord.

multiple sclerosis hereditary risk

If this is the case, the chances of having further episodes are higher, and a diagnosis of MS is more likely. There is also a late or advanced stage of MS that most people will never reach.

What is multiple sclerosis (MS)?

If MS reaches the advanced stage, a person may lose the ability to walk, and may experience other life-changing symptoms, such as being unable to speak or write. They may need dedicated care and support to meet their day-to-day needs. At the late or advanced stage, multiple MS symptoms may be experienced simultaneously, and there is significant physical impairment.

multiple sclerosis hereditary risk

Late-stage MS symptoms include: Breathing difficulties Increased susceptibility to chest respiratory infections Severe bladder and bowel problems Difficulties swallowing Risk of dangerous blood clots Pressure sores due to lack of mobility Increased confusion and disorientation Spasticity and muscle spasms Lack of coordination ataxia Many of the symptoms in late-stage MS are the same as those of other forms of MS.

However, the difference with late-stage MS is multiple sclerosis hereditary risk many of the symptoms are likely to be experienced simultaneously, and they can be difficult for doctors to treat. Causes, risk factors and life expectancy It is not currently known why some people develop MS. It is likely that the condition is caused by a combination of genetic and environmental factors.

Continue Learning about Multiple Sclerosis Causes & Risk Factors

What causes multiple sclerosis? In MS, the immune system attacks the myelin sheath, which protects and covers the nerve fibres in the brain and spinal cord. The myelin sheath becomes inflamed in small patches which disrupt the messages signals travelling along the nerves, leading to the neurological signs and symptoms of MS. It is not yet understood what causes the immune system to attack the myelin sheath, but some of the factors that may play a role in the development of MS include: Genetics: The chance of developing MS is higher if a link family member for example, a parent or sibling has the disease. Environment: Lack of sunlight and low levels of vitamin D are associated with a greater risk multiple sclerosis hereditary risk MS.

Smoking: People who smoke have a higher risk of developing MS than non-smokers. Weight: People who were obese in their teenage years have an increased risk of developing MS. MS is not directly inherited.]

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