Cholecystitis or scarring of the bile duct. The greatest risk factor for cholecystitis is gallstones. Risk factors for gallstones include female sex, increasing age, pregnancy, oral contraceptives, obesity, diabetes mellitus, ethnicity (Native North American), rapid weight loss. Gallstones blocking the flow of bile account for 90% of cases of cholecystitis (acute calculous cholecystitis). Blockage of bile flow leads to thickening and buildup of bile causing an enlarged, red, and tense gallbladder. The gallbladder is initially sterile but often becomes infected by bacteria, predominantly "E. coli", "Klebsiella", "Streptococcus", and "Clostridium" species. Inflammation can spread to the outer covering of the gallbladder and
What Men Live By to the following questions in order to be an angel again: "What dwells in man?", "What is not given to man?", and "What do men live by?" After Michael returned to earth to take the woman's soul, the woman's lifeless body rolled over and crushed the leg of the now crippled girl. Then Michael's wings left him and he no longer was an angel but a naked and mortal man. When Simon rescued him he knew that he must begin finding the answers to those questions. He learned the answer to the first question when Matrena felt pity for him,