Glossary

Glossary - M

Macrophage - A macrophage is a large white blood cell that works to boost the immune system in the vertebrates. They are especially active in protecting the lymph nodes, lungs, brain, spleen, and liver.

Magnetic Resonance Imaging (MRI) - An MRI machine uses a spectrometer to produce an image of your internal organs.

Malaise - Malaise isn't an easy defined feeling, but most people have experienced it at least once or twice. It is often describe as a vague feeling that you are about to get sick.

Malignant - This adjective is used to describe unusual cells that are cancerous and will continue to grow and harm the body.

Massage - Massage is a medical technique in the alternative therapy world where professionals use there fingertips, palms, thumbs, and extra objects (like heated stones) to work the muscles at specific pressure points in the body.

Median - Median is an adjective used to describe the middle of two symmetrical halves in the body.

Mediastinum - In the body, the mediastinum is found between the lung's pleural sacs. The heart and attached blood vessels lie in the mediastinum.

Medication - Medication refers to substances you take to produce a certain effect in the body.

Mediastinoscopy - This surgical procedure helps doctors diagnose lung cancer. An incision is made above the breast bone and a small camera is inserted to look at the mediastinum.

Mesothelial Cells - Mesothelial cells are cells in the body that make up the membrane surrounding the pleural and peritoneal cavities.

Mesothelin - Used in cancer detection, mesothelin is a protein found normally on mesothelial cells, but found in high concentrations in cells that have mutates and formed tumors.

Mesothelioma - A cancer most often caused by exposure to asbestos, mesothelioma is a deadly medical condition in which cells mutate to form cancers on the mesothelium (most often of the lungs.

Mesothelium - he mesothelium is a soft tissue lining that surrounds the heart, lungs, and abdominal cavity.

Metastases(s)/Metastasis - A cancer that has metastasized has infected other organs away from their point of origin by traveling through the blood or lymphatic systems.

Microscope - Used for over 400 years, the microscope is an instrument that uses a magnifying technique to allow you to see items that are much smaller than the naked eye can see.

Mixed Type Mesothelioma - Mixed type mesothelioma is a type of mesothelioma that affects more than one organ's soft tissue lining. It can affect the lungs, heart, or abdomen in an combination, and in rare cases affects all three.

Multimodality Therapy - This treatment options combines two or more treatment plans at the same time to attack a disease.

Muscle - Muscles are tissues in the body that contract in order to allow the bones to move.

Mutagen - A mutagen is a substance that increases the probability that your body's cells will mutate. For example, radioactive substances and cigarette smoke are mutagens.

Mutation - A mutations is a permanent change in a cell that results in a different genetic make-up. Most of the time, mutations are considered bad, although evolution itself is also a process of mutating.

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