Mesothelioma Glossary of Terms

The following are health and medical definitions of terms that appear in the Mesothelioma article.

Abdomen: The belly, that part of the body that contains all of the structures between the...

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Abdominal: Relating to the abdomen, the belly, that part of the body that contains all of ...

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Abdominal cavity: The cavity within the abdomen, the space between the abdominal wall and...

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Adjacent: Lying nearby. Related terms include superjacent, subjacent, and circumjacent. Fr...

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Anxiety: A feeling of apprehension and fear, characterized by physical symptoms such as pa...

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Asbestos: A natural material made up of tiny fibers that is used as thermal insulation. In...

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Benign: Not malignant. A benign tumor is one that does not invade surrounding tissue or sp...

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Biopsy: The removal of a sample of tissue for examination under a microscope to check for ...

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Breathing: The process of respiration, during which air is inhaled into the lungs through ...

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Cancer: An abnormal growth of cells which tend to proliferate in an uncontrolled way and, ...

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Cavities: Holes or structural damage in the two outer layers of a tooth called the enamel...

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Chemotherapy: 1. In the original sense, a chemical that binds to and specifically k...

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Chest: The area of the body located between the neck and the abdomen. The chest contains t...

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Chest pain: Pain in the chest that can be a result of many things, including angina, heart...

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Chest X-ray: A type of X-ray commonly used to detect abnormalities in the lungs. A chest X...

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Clinical trial: A study that is intended to evaluate the safety and effectiveness of medic...

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Clinical trials: Trials to evaluate the effectiveness and safety of medications or medical...

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Contrast: Short for "contrast media." Contrast media are X-ray dyes used to provide contra...

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Cough: A rapid expulsion of air from the lungs, typically in order to clear the lung airwa...

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CT scan: Computerized tomography scan. Pictures of structures within the body created by a...

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Depression: An illness that involves the body, mood, and thoughts and that affects the way...

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Diagnosis: 1 The nature of a disease; the identification of an illness. 2 A ...

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Dyspnea: Difficult or labored breathing; shortness of breath. Dyspnea is a sign of serious...

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External radiation therapy: Radiation therapy in which the source of radiation is a machin...

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Fatigue: A condition characterized by a lessened capacity for work and reduced efficiency ...

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Fever: Although a fever technically is any body temperature above the normal of 98.6 degr...

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Gastrointestinal: Adjective referring collectively to the stomach and small and large inte...

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Gene: The basic biological unit of heredity. A segment of deoxyribonucleic acid (DNA) need...

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Genetic: Having to do with genes and genetic
information.

Hair loss: Hair loss is the thinning of hair on the scalp. The medical term for hair loss ...

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Heart: The muscle that pumps blood received from veins into arteries throughout the body. ...

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Hospice: A program or facility that provides special care for people who are near the end ...

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Immunotherapy: Treatment to stimulate or restore the ability of the immune (defense) syst...

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Indicate: In medicine, to make a treatment or procedure advisable because of a particular ...

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Injure: To harm, hurt, or wound. The word injure may be in physical or emotional sense. Fr...

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Injury: Harm or hurt. To harm, hurt, or wound. The word injure may be in physical or emot...

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Internal radiation therapy: Radiation therapy in which a small container of radioactive ma...

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Lung cancer: Cancer of the major organ of respiration - the lung. Lung cancer kills more m...

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Lungs: The lungs are a pair of breathing organs located with the chest which remove carbon...

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Lymph: The almost colorless fluid that travels through the lymphatic system, carrying cell...

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Malignant: 1. Tending to be severe and become progressively worse, as in malignant ...

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Mediastinum: The area between the lungs. The organs in the mediastinum include the heart a...

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Medical school: A school with a curriculum leading to a medical degree. The mission of eve...

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Membrane: A very thin layer of tissue that covers a 'surface.

Mesothelioma: A malignant tumor of the mesothelium, the thin lining of the surface of the ...

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Metabolic: Relating to metabolism, the whole range of biochemical processes that occur wit...

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Microscope: An optical instrument that augments the power of the eye to see small objects....

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MRI: Magnetic resonance imaging.

Muscle: Muscle is the tissue of the body which primarily functions as a source of power. T...

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Nausea: Stomach queasiness, the urge to vomit. Nausea can be brought on by many causes, in...

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Nursing: 1) Profession concerned with the provision of services essential to the maintena...

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Nursing home: A residential facility for people with chronic illness or disability, partic...

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Objective: In a microscope, the objective (also called the objective lens) is the lens nea...

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Occupational Safety and Health Administration: OSHA, an agency of the US government (under...

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Onset: In medicine, the first appearance of the signs or symptoms of an illness as, for ex...

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OSHA: The Occupational Safety and Health Administration, an agency of the US government un...

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Pain: An unpleasant sensation that can range from mild, localized discomfort to agony. Pa...

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Palliative care: 1) Medical or comfort care that reduces the severity of a disease or slo...

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Pathologist: A physician who identifies diseases and conditions by studying abnormal cells...

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Pericardium: The conical sac of fibrous tissue that surrounds the heart and the roots of ...

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Peritoneum: The membrane that lines the abdominal cavity and covers most of the abdominal ...

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Photodynamic therapy: A form of treatment that uses a photosensitizing agent, administered...

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Pleura: One of the two membranes around the lungs. These two membranes are called the visc...

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Pleural: Pertaining to the pleura, the thin covering that protects the lungs. The term "pl...

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Pneumonectomy: An operation to remove an entire lung or part of a lung.

Positron emission tomography: PET. A highly specialized imaging technique that uses short-...

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Radiation: 1. Rays of energy. Gamma rays and X-rays are two of the types of energy ...

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Radiation therapy: The use of high-energy rays to damage cancer cells, stopping them from ...

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Radiologic: Having to do with radiology.

Radiotherapy: The treatment of disease with ionizing radiation. Also called radiation ther...

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Recurrence: The return of a sign, symptom, or disease after a remission. The reappearance ...

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Risk factor: Something that increases a person's chances of developing a disease. For exam...

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Scan: As a noun, the data or image obtained from the examination of organs or regions of...

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Shingles: An acute infection caused by the herpes zoster virus, the same virus as causes ...

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Shortness of breath: Difficulty in breathing. Medically referred to as dyspnea. Shortness ...

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Simian virus 40: See: SV40.

Stage: As regards cancer, the extent of a cancer, especially whether the disease has spre...

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Staging: stagingDoing exams and tests to learn the extent of a cancer, especially whether ...

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Stress: In a medical or biological context stress is a physical, mental, or emotional fact...

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Substance: 1. Material with particular features.
2. The material that...

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Surgeon: A physician who treats disease, injury, or deformity via operative or manual meth...

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Surgery: The branch of medicine that employs operations in the treatment of disease or inj...

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SV40: Simian virus 40, a polyomavirus found in simians (nonhuman primates), SV40 has no re...

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Systemic: Affecting the entire body. A systemic disease such as diabetes can affect the wh...

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Therapeutic: Relating to therapeutics, the branch of medicine that is concerned specifical...

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Therapy: The treatment of disease. Therapy is synonymous with treatment.

Thoracentesis: Removal of fluid from the space between the lungs and the chest wall (the p...

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Tomography: The process for generating a tomogram, a two-dimensional image of a slice or s...

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Tumor: An abnormal mass of tissue. Tumors are a classic sign of inflammation, and can be ...

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Vein: A blood vessel that carries blood that is low in oxygen content from the body back t...

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Virus: A microorganism that is smaller than a bacterium that cannot grow or reproduce apar...

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Weight loss: Weight loss is a decrease in body weight resulting from either voluntary (die...

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X-ray: High-energy radiation with waves shorter than those of visible light. X-ray is used...

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Medical Dictionary