Search results
Results from the WOW.Com Content Network
Capsule endoscopy requires a number of different preparatory procedures to ensure clear images are taken of a patient's gastrointestinal tract for an accurate diagnosis of disease. [15] There are various types of capsule endoscopes, but for a generalized description, one can assume the most common setup requires the capsule, sensor array ...
Depending on the site in the body and type of procedure, an endoscopy may be performed by either a doctor or a surgeon. A patient may be fully conscious or anaesthetised during the procedure. Most often, the term endoscopy is used to refer to an examination of the upper part of the gastrointestinal tract, known as an esophagogastroduodenoscopy. [2]
Sigmoidoscopy ("sigma", the Greek term for letter "s/ς" + "eidos" + "scopy": namely, to look inside an "s"/"ς"-like object) is the minimally invasive medical examination of the large intestine from the rectum through to the nearest part of the colon, the sigmoid colon.
The day before the colonoscopy (or colorectal surgery), the patient is either given a laxative preparation (such as bisacodyl, phospho soda, sodium picosulfate, or sodium phosphate and/or magnesium citrate) and large quantities of fluid, or whole bowel irrigation is performed using a solution of polyethylene glycol and electrolytes.
A 2015 guideline issued by The Standards of Practice Committee of the American Society for Gastrointestinal Endoscopy recommends using a low-residue diet instead, also accompanied by laxatives, [13] because of evidence that it performs at least as well for bowel cleansing and is associated with better patient satisfaction. [14] [15]
The frozen section procedure as practiced today in medical laboratories is based on the description by Dr Louis B. Wilson in 1905. Wilson developed the technique from earlier reports at the request of Dr William Mayo, surgeon and one of the founders of the Mayo Clinic [3] Earlier reports by Dr Thomas S. Cullen at Johns Hopkins Hospital in Baltimore also involved frozen section, but only after ...
Patients also can experience unexplained weight loss. [23] Early cancers may be associated with indigestion or a burning sensation . However, fewer than one in every 50 people referred for endoscopy due to indigestion has cancer. [24] Abdominal discomfort and loss of appetite can occur. [25] [26]
When a person with iron deficiency anemia is found to have a large hernia and Cameron lesions on endoscopy, this usually explains the blood loss. A lower gastrointestinal bleeding site such as colon cancer may be excluded by colonscopy. and other tests as clinically indicated.