Basic Principles Concerning MS Prevention

By Andrea Davidson


Multiple sclerosis is an inflammatory disease of the brain and spinal cord, affecting the protective cover (myelin sheath) of nerve cells. It is also known as encephalomyelitis disseminata or disseminated sclerosis. The damage alters the function of part of the nervous system resulting in a diversity of signs and symptoms including both physical and mental problems. The symptoms may either resolve completely or they may give rise to permanent neurological impairment. MS prevention is still yet to be fully defined since the causes of this chronic disease have not been clearly understood.

Environment and genes are the two most significant risk factors. Affected persons have been found to posses several genetic aberrations. Relatives of affected persons are at a very high risk of contracting the same. The closer the relationship one has with such a patient, the higher the risk. Identical twins have the highest risk in the event that one of them is affected. Next are fraternal twins and siblings in that order.

There is strong evidence to suggest that microbes may play a role in the aetiology. This is backed by two theories. The first of these theories is the hygiene hypothesis. In this theory, the disease occurs after a second exposure to a certain microbe. The first exposure to the microbe results in a protective reaction. The second theory is the prevalence hypothesis which purports that certain types of microbes are isolated in persons living in areas with a higher prevalence of MS as compared to those living in lower prevalent areas.

A number of lifestyle behaviors are thought to help in the propagation of the condition. Doctors say that modifying these unhealthy habits will significantly lower the risk. They include, among others, smoking, stress, diet, occupational factors (exposure to toxins), vaccination and hormone intake.

In terms of the pathologic presentation, there are three main features that have been identified. These include inflammation, damage and formation of lesions on myelin sheaths. These processes all contribute to the breakdown of the protective tissues and thus cause the characteristic symptoms. Autoimmune reactions at these sites are thought to play a prominent role.

There are four clinical courses that have been described to date. These include the relapsing remitting, the primary and secondary progressive and the progressive relapsing type. All these have specific features that distinguish them. For example, the relapsing remitting is intermittent in nature.

The priority after an episode of CNS attack should be to rehabilitate the affected individual and to prevent secondary attacks. Disability should be prevented if possible. Interferon beta and glatiramer are two drugs that have become very useful in the control of progression. There is a strong recommendation for prompt treatment of infections as these are a significant risk factor.

High levels of temperature have been established to be a factor that worsens the signs and symptoms. They lead to the deterioration of the nerves that have already been affected and for this reason they should be avoided at all costs. If air conditioners are available, they should always be put in sue. Hot swimming pools and tubs are to be avoided. MS prevention, as seen here, involves the removal of any exacerbating factors.




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