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Given Imaging was the first to develop this technology. WCE is not yet technically feasible for examination of the lower or large intestine known as the colon. Diarrhea or lower abdominal pain, as well as a diagnostic exam for evaluation of intestinal bleeding, colon polyps, colonoscopy is recommended to screen for colon cancer and the precursor of colon cancer. A flexible lighted tube with a camera on the tip used to examine the large intestine, many mistakenly believe that it might be a substitute for colonoscopy. Or how it works, many people have heard about the so-called "camera pill" but do not know when it can or should be done. It is under utilized due to limited insurance coverage for the test. Wireless capsule endoscopy (WCE) is a relatively new and under utilized technology.

More disease has been found than was previously thought to occur, since WCE has begun to be used more frequently. It has long been thought and taught that very few serious diseases occurred in the small intestine (cancers or inflammation like Crohn's or Celiac disease) that could not be diagnosed by upper or lower endoscopy or small intestine barium x-rays. Only the upper 1 1/2 to 3 feet can typically be reached and seen by a scope from the mouth and only the last few inches to a foot can be seen at the time of a colonoscopy exam through the rectum, of the approximately 24 feet of small intestine a person has. Or known polyp syndromes, tumors, suspected Crohn's disease, anemia (low blood count), wCE is however the only way to directly visualize the much longer and smaller diameter of the small intestine.Typical reasons for wanting to see the small intestine include unexplained intestinal bleeding.

Blood loss or abdominal pain in whom WCE has not been performed may harbor other serious small intestine problems including lymphoma and cancer, refractory anemia, upper scope exams make the diagnosis but people with poor response to gluten free diet or other warning signs such as weight loss, typically. Lymphoma and cancer of the small intestine, blood loss, celiac disease is a condition that affects the small intestine that can be associated with anemia.

Especially when combined with specific blood tests and a colonoscopy, wCE is emerging as the diagnostic test of choice for Crohn's disease. The extent of small intestine involvement is also commonly not accurately determined by x-rays. The diagnosis cannot be made with conventional colonoscopy and/or intestinal x-rays, sometimes. It invariably involves the small intestine and often only involves the small intestine. Crohn's disease is a chronic inflammation of the intestinal tract that does not yet have a cure and is of unknown cause.

A video recording device is worn on a belt and wirelessly receives the video recording from the pill camera as it travels through the intestine. This helps the doctor reading the video recording with interpreting where the pill camera is and if it is being delayed in an area. The patient has some electrical recording wires attached to the skin of the abdomen that record the location of the capsule as it passes through the digestive tract. Most doctors request the patient fast overnight before coming into the clinic early in the morning. The capsule endoscopy procedure requires little preparation.

At the end of the day the patient returns to the office to turn in the recorder so that the video can be downloaded to a computer for viewing by the doctor. A light lunch is allowed after four hours, usually. The patient is typically asked not to drink anything except water for 2 hours so that the camera pill has time to exit the stomach before being exposed to food or drink that could impair the video recording. It is swallowed with a glass of water. The pill camera is activated by popping it out of a magnetized blister pack.

It is usually because a condition exists in the small intestine for which surgery is the treatment of choice, if this occurs, however. Surgery may be required to remove it from the body, if the camera pill gets stuck. When that happens no further recordings are transmitted. Slow intestinal transit or areas of blockage or constriction that prevent the pill camera from reaching the end of the small intestine before the battery dies, some people have delayed emptying of their stomach, however. This is more than adequate for the entire small intestine to be video recorded, since the transit time from mouth to the end of the small intestine in most people is around 2-6 hours. The small intestine pill camera battery lasts eight hours, once activated.

The ease and rapidity of the test appeals to people and will likely drive the popularity forward as long as insurance companies agree to cover the test, however. And the inability to perform biopsies of abnormal appearing tissue, leaving the stomach and upper small intestine unexamined in detail, others limitations include the ability to only visualize the esophagus. Insurance coverage for such examination is limited. Varices are varicose type veins occurring in the esophagus of people with cirrhosis of the liver that if not treated with medication and/or rubber band ligation can bleed spontaneously and be life threatening. Pre-cancer and cancer of the esophagus as well as varices of the esophagus, and accurate method of screening for acid reflux, painless, it is being marketed as a very quick. Has been approved by the FDA and marketed as an alternative to standard upper endoscopy for examination of the esophagus, a pill camera that has the ability to record video images from both ends and more rapidly, recently.

WCE is very helpful and appropriate for the evaluation of certain gastrointestinal conditions and the signs and symptoms as described above, until then. The future looks promising and resembles The Fantastic Voyage through the human body. Stopping and backing up under robotic remote control, effectively crawling through the intestinal tract, one investigator is trying to create a pill camera that reproduces the movements of a beetle. Are working on a remote controlled pill camera with the ability to sample tissues and deliver treatments, including a team at MIT, several researchers. And longer transit time are all technical limitations that have delayed the development, presence of stool, wCE is being tested for examination of the colon but the larger diameter of the colon.