The basic PEST analysis includes four factors: 1  Political factors are basically to what degree the government intervenes in the economy. 2  Specifically, political factors has areas including tax policy, labor law, environmental law, trade restrictions, tariffs, and political stability.
Gallstones are small, hard deposits that form in the gallbladder, a sac-like organ that lies under the liver in the upper right side of the abdomen. They are common in the wealthy countries, affecting 10-15% of adults. Most people with gallstones don't even know they have them.
Gallstones are solid particles that develop in the gallbladder. Stones form from crystallization of bile, a fluid made by the liver and secreted into the bowel through the bile ducts to help digest fats. Some gallstones do not produce noticeable symptoms. However, if a gallstone causes blockage of the gallbladder or the bile duct, it can cause inflammation and pain in the right upper abdomen, upper right shoulder or between the shoulder blades, lasting from a few minutes to several hours.