Colonoscopy Glossary of Terms

The following are health and medical definitions of terms that appear in the Colonoscopy 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 pain: Pain in the belly. Abdominal pain can be acute or chronic. It may reflect ...

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Abnormal: Outside the expected norm, or uncharacteristic of a particular patient.

Allergic reaction: The hypersensitive response of the immune system of an allergic indiv...

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Anatomy: The study of human or animal form, by observation or examination of the living be...

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Anus: The opening of the rectum to the outside of the body.

Barium: 1. A metallic element belonging to the alkaline earths with an atomic numbe...

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Barium enema: An enema using a white, chalky solution containing barium, in preparation fo...

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

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Blood pressure: The blood pressure is the pressure of the blood within the arteries. It is...

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Bowel: The small and large intestine.

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

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Chronic: In medicine, lasting a long time. A chronic condition is one that lasts 3 months ...

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Colitis: Inflammation of the large intestine (the colon). There are many forms of coliti...

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Colon: The long, coiled, tubelike organ that removes water from digested food. The remaini...

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Colon cancer: A malignant tumor arising from the inner wall of the large intestine (the co...

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Colonoscope: A flexible, lighted instrument used to view the inside of the colon.

Colonoscopy: A procedure whereby a physician inserts a viewing tube (colonoscope) into the...

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Colorectal: Related to the colon and/or rectum.

Colorectal cancer: A malignant tumor arising from the inner wall of the large intestine (t...

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

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Crohn's disease: A chronic inflammatory disease, primarily involving the small and large ...

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CT scan: Computed tomography scan. Detailed images of internal organs are obtained by this...

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

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Diarrhea: A common condition that involves unusually frequent and liquid bowel movements. ...

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Digestive system: The system of organs responsible for getting food into and out of the bo...

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Discharge: 1.The flow of fluid from part of the body, such as from the nose or vag...

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Diverticulitis: Inflammation of the diverticula (small outpouchings) along the wall of th...

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DNA: Deoxyribonucleic acid. One of two types of molecules that encode genetic information...

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Emergency department: The department of a hospital responsible for the provision of medica...

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Endoscopy: Examination of the inside of the body by using a lighted, flexible instrument c...

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Enema: Liquid injected into the rectum. An enema may be used for therapeutic (such as to s...

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Feces: The excrement discharged from the 'intestines.

Fever: Although a fever technically is any body temperature above the normal of 98.6 F (37...

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Gastroenterology: The medical specialty devoted to the study, diagnosis and treatment of d...

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

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

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Heart rate: The number of heartbeats per unit of time, usually per minute. The heart rate ...

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Ileum: Part of the small intestine beyond the jejunum and before the large intestine (colo...

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

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Infection: The invasion and multiplication of microorganisms such as bacteria, viruses, an...

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Inflammation: A localized reaction that produces redness, warmth, swelling, and pain as a ...

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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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Intestine: The long, tubelike organ in the abdomen that completes the process of digestion...

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Large intestine: Comes after the small intestine. Large because it is wider than the smal...

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Laser: A powerful beam of light that is used in some types of surgery to cut or destroy ti...

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Liquid diet: The Liquid diet is the restriction of solid food intake, and replacement of s...

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Liver: The largest solid organ in the body, situated in the upper part of the abdomen on t...

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Magnesium: A mineral involved in many processes in the body including nerve signaling, the...

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Mouth: 1. The upper opening of the digestive tract, beginning with the lips and con...

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

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

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Occult: Hidden. For example, occult blood in the stool is hidden from the eye but can be d...

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Outpatient: A patient who is not hospitalized, but instead comes to a physician?s office, ...

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

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Rectal bleeding: Blood passed rectally. Blood in the stool can be bright red or maroon in ...

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Rectum: The last 6 to 8 inches of the large intestine. The rectum stores solid waste until...

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Red blood cells: The blood cells that carry oxygen. Red cells contain hemoglobin and it is...

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Respiration: The act of inhaling and exhaling air in order to exchange oxygen for carbon d...

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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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Sensation: In medicine and physiology, sensation refers to the registration of an incoming...

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Sigmoid: In human anatomy, the lower colon (the lower portion of the large bowel). Sigmoid...

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Sigmoidoscope: A lighted instrument that is used to view the inside of the lower colon.

Sigmoidoscopy: A procedure in which a physician inserts a viewing tube (sigmoidoscope) int...

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Small intestine: The part of the digestive tract that extends from the stomach to the larg...

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Spleen: An organ that is located in the upper-left part of the abdomen, not far from the s...

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Stomach: The digestive organ that is located in the upper abdomen, under the ribs. The upp...

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Stool: The solid matter that is discharged in a bowel movement.

Ulcerative colitis: A bowel disease that is characterized by inflammation with ulcer forma...

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Vital: Necessary to maintain life. For example, breathing is a vital function.

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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