Wednesday, April 16, 2008

Mesothelioma Facts

Mesothelioma is an uncommon form of cancer that takes place in the mesothelium. The mesothelium is made up of visceral and parietal membranes which surround organs and body cavities, such as the lungs or abdomen. The visceral membrane immediately surrounds the organ, and the parietal membrane is a sac covering the visceral membrane. There is a lubricating fluid between these membranes that make up the mesothelium. This fluid helps organs move easily between surrounding structures. In the case of the lung, it helps reduce friction between the lung and chest wall during normal breathing as the lung expands.

Here are more facts about mesothelioma:

There are different types of mesothelioma In the abdomen, it is called peritoneal mesothelioma; on the lungs, it is called pleural mesothelioma; and if it develops on the heart, pericardial mesothelioma.

It develops mostly on the lungs:

The most common location for mesothelioma to develop is on the lungs. About two-thirds of all mesothelioma cases develop in the pleural mesothelium. This mesothelioma on the lungs is called malignant pleural mesothelioma (MPM). The remaining cases develop in the peritoneal mesothelium in the abdomen. A tumor in the abdominal mesothelium is called peritoneal mesothelioma. Rarely, mesothelioma occurs in other mesothelial tissue, such as on the heart or on the reproductive organs.

It may have other causes:

Although asbestos is the major cause of mesothelioma, up to 3050% of all cases are not clearly related to previous asbestos exposure. Other possible reasons include previous exposure to radiation or to particular minerals closely related to asbestos that are found in the soil. Smoking has not been shown to be a cause of mesothelioma. However, if a smoker has also been exposed to asbestos, this significantly increases his or her risk of developing other types of lung cancer.

It has a long development time:

It has a long latency period, which means that symptoms dont develop for 2050 years after environmental exposure. The average age at which symptoms usually start to appear is around 60 years old.

It occurs more in men than in women:

Mesothelioma affects men about three times more often than women in the US. Occurrence rises gradually with age. In other parts of the world, where exposure comes primarily from other environmental sources, such as in Turkey, mesothelioma occurs about equally in men and women.

It is a rare disease:

An estimated 3,000 to 4,000 cases of mesothelioma are diagnosed each year in the US. In other countries, the number of cases varies. Overall, the number of cases reported each year seems to be increasing.

Mesothelioma Cure:

Doctors and researchers are searching and working hard to find solutions pertaining to a cure for Mesothelioma but have not discovered any yet.

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Need to Stop Sciatica - 3 Things You Need to Know!

Sciatica can be helped, it can at times be helped by you and other times you need help. There are 3 things you need to know so you can understand what you can do or whether you need help.

Sciatica is often confused. It can be a serious condition or it may be an irritation that is easily corrected. How do you know? If know the answer to three questions, then you can decide whether you can correct your sciatica yourself or you need to seek help from a structural specialist.

The questions are as follows:

1. How far does your sciatica travel?

The sciatic nerve can be irritated in the lower back, pelvis and as a result of muscular tightness in the buttock. If you have lower back pain and pain travels out to the buttock, this can still be sciatica. It is just a lesser form and easily corrected with various lower back stretches, exercises and joint techniques. If your lower back pain travels down the leg to your foot or ankle, then obviously the sciatic nerve is irritated at a greater level. The further your sciatica travels, generally speaking, the worse the condition. In these situations professional advice and treatment is indicated.

2. What type of sciatic pain to do you have?

Pain type is indicative of severity. Most people with sciatica will experience pain, it may be a gnawing, and toothache feeling or it may throb or shoot down the leg. Others will have a numb feeling and some may experience the muscles not holding their strength. If you look at the type of pain, you can see how serious it is. Nerves, when irritated, exhibit definite pain patterns. The outer fibers of the nerve create what is called paraesthesia which mean altered sensation. You may experience tingling, the gnawing feeling and a sensation of numbness. The numbness is a sensation not a reality. You can check this by pinching the area or using a pin prick. If you still feel pain with these then you have paraesthesia not true numbness.

The deeper layers of the nerve then cause the sharper, definite pain. The deepest levels will cause actual numbness and loss of muscle power, strength and endurance.If you experience symptoms of the deeper layer disturbances, then professional help is essential. The lesser pain types can be usually corrected with many self help exercises.

3. How did your sciatica happen?

If you have had a fall or injury then sciatica needs attention. Sciatica at times is caused by disc injuries and spinal conditions that relate to joint instability. These need to be assessed and treated accordingly. Although the majority of sciatic nerve irritation comes after situations that appear completely normal. Your normal daily activity should not cause sciatica, however a build up of tension can lead to sciatic nerve problems.

If you have not had trauma, if your general health is generally okay, your sciatica will most likely respond to some simple self help techniques you can use at home. It can ease and disappear quickly but as the saying goes .if pain persists see your doctor . Sciatica is common and easily corrected. If you fit the criteria of caution, then be cautious and seek professional intervention. Otherwise correct your sciatica yourself with some simple and easy sciatica techniques.

Dr Graeme Teague is an expert in the structural field, and has been in practice since 1991. His newly launched web site The Back Pain Advisor - strives to give you valuable and expert advice, tips and information on your back pain issues.

For more information on Sciatica issues just visit Sciatica -

Subscribe to your free e-course on solutions to your back pain, just click here - Back Solutions

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