Endorphin: A hormonal compound that is made by the body in response to pain or extreme physical exertion. Endorphins are similar in structure and effect to opiate drugs. They are responsible for the so-called runner’s high, and release of these essential compounds permits humans to endure childbirth, accidents, and strenuous everyday activities.
Endoscope: A lighted optical instrument that is used to get a deep look inside the body. An endoscope, which may be rigid or flexible, can be used to examine organs, such as the throat or esophagus. Specialized endoscopes are named for where they are intended to look. Examples include the cystoscope (bladder), nephroscope (kidney), bronchoscope […]
- Endoscopic gastrostomy, percutaneous (PEG)
Endoscopic gastrostomy, percutaneous (PEG): A surgical procedure for placing a feeding tube without having to perform an open laparotomy (operation on the abdomen). The aim of PEG is to feed those who cannot swallow. PEG may be done by a surgeon, otolaryngologist (ENT specialist), or gastroenterologist (GI specialist). It is done in a hospital or […]
- Endoscopic retrograde cholangiopancreatography
Endoscopic retrograde cholangiopancreatography: Abbreviated ERCP. A procedure done to diagnose and treat problems in the bile ducts for example gallstones stuck in bile ducts, inflammatory strictures (scars), leaks (from trauma and surgery),bile duct and pancreatic duct cancer. ERCP combines the use of x-rays and an endoscope (a long, flexible, lighted tube). Through it, the physician […]
- Endoscopic sphincterotomy
Endoscopic sphincterotomy: An operation to cut the muscle between the common bile duct and the pancreatic duct. The operation uses a catheter and a wire to remove gallstones or other blockages. Also called endoscopic papillotomy.
- Endoscopic ultrasound
the staging of cancers of the esophagus, stomach, pancreas, rectum, and lung; evaluating chronic pancreatitis and other masses or cysts of the pancreas; studying bile duct abnormalities including stones in the bile duct or gallbladder, or bile duct, gallbladder, or liver tumors; studying the muscles of the lower rectum and anal canal in evaluating reasons […]