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
Children Affected by AIDS Foundation than 28,000 children in 2008. CAAF has worked in Brazil to accelerate adoption procedures and offer legal aid to families adopting AIDS-orphaned children. Food was supplied and psychological support services were provided for Argentinean families affected by AIDS. In Peru, CAAF engaged healthcare workers, families, and children to promote medication adherence, among other programs. CAAF's international efforts have given funds to 31 nonprofits to support care, stability and well-being of Latin American and Caribbean children who are infected, affected or orphaned by HIV/AIDS. The Foundation's premiere fundraising effort is Dream Halloween, kid-friendly costume parties held in October in Chicago, Los