Cholecystitis by endoscopic retrograde cholangiopancreatography (ERCP) or during surgery. Complications from surgery are rare. In people unable to have surgery, gallbladder drainage may be tried. About 10–15% of adults in the developed world have gallstones. Women more commonly have stones than men and they occur more commonly after age 40. Certain ethnic groups are more often affected; for example, 48% of American Indians have gallstones. Of all people with stones, 1–4% have biliary colic each year. If untreated, about 20% of people with biliary colic develop acute cholecystitis. Once the gallbladder is removed outcomes are generally good. Without treatment, chronic cholecystitis
Species affected by poaching Western states. Commercial poachers kill grizzly bears, moose, bighorn sheep, elk, mountain lions, eagles and snakes. Domestic bear species such as American black bear are slaughtered for their body parts that are used for exotic foods, medicinal purposes and as aphrodisiacs. Walrus is poached for the ivory of their tusks, white-tailed deer for antlers and meat, bobcats for their pelts, and bighorn sheep as trophies. Elk antlers and seal penises are used for medicinal purposes. Paddlefish and sturgeon eggs are sold as caviar. Redfish, shellfish, trout and salmon are poached for meat, snakes for their skins, bald eagles for their