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Gastroenterology. Gallstone ileus is a rare form of small bowel obstruction caused by an impaction of a gallstone within the lumen of the small intestine. Such a gallstone enters the bowel via a cholecysto - enteric fistula. The presence of large stones, >2.5 cm in diameter, within the gallbladder are thought to predispose to fistula formation ...
A gallstone is a stone formed within the gallbladder from precipitated bile components. [ 2] The term cholelithiasis may refer to the presence of gallstones or to any disease caused by gallstones, [ 5] and choledocholithiasis refers to the presence of migrated gallstones within bile ducts . Most people with gallstones (about 80%) are ...
1 ns: The time light takes to travel 30 cm (11.811 in) 10 −6: microsecond: μs One millionth of one second 1 μs: The time needed to execute one machine cycle by an Intel 80186 microprocessor 2.2 μs: The lifetime of a muon 4–16 μs: The time needed to execute one machine cycle by a 1960s minicomputer: 10 −3: millisecond: ms One ...
21–22. Right and left kidneys. The front border of the liver has been lifted up (brown arrow). [ 3] The bile duct[ 1][ 4] (formerly known as the common bile duct[ 4]) is a part of the biliary tract. [ 4] It is formed by the union of the common hepatic duct and cystic duct. It ends by uniting with the pancreatic duct to form the ...
Big White Ski Resort, simply known as Big White, is a ski resort located 56 km (35 mi) southeast of Kelowna in the Southern Interior of British Columbia. It is located on Big White Mountain , the highest summit in the Okanagan Highland , an upland area between the Monashee Mountains and the Okanagan Valley .
Gravitational time dilation is a form of time dilation, an actual difference of elapsed time between two events, as measured by observers situated at varying distances from a gravitating mass. The lower the gravitational potential (the closer the clock is to the source of gravitation), the slower time passes, speeding up as the gravitational ...
The human gallbladder is a hollow grey-blue organ that sits in a shallow depression below the right lobe of the liver. [2] In adults, the gallbladder measures approximately 7 to 10 centimetres (2.8 to 3.9 inches) in length and 4 centimetres (1.6 in) in diameter when fully distended. [3]
The tonne (t) is an SI-compatible unit of mass equal to a megagram ( Mg ), or 10 3 kg. The unit is in common use for masses above about 10 3 kg and is often used with SI prefixes. For example, a gigagram ( Gg) or 10 9 g is 10 3 tonnes, commonly called a kilotonne .