If it is positive, then you may have a hepatitis B infection. This test may have to be repeated to confirm whether you have a chronic infection. 2. Hepatitis B surface Antibody (HBsAb or anti-HBs) - this tests for the surface antibody that your immune system makes to fight off the virus.
Rottenstone definition, a friable stone resulting from the decomposition of a siliceous limestone, used as a powder for polishing metals. See more. Dictionary.com
A gallstone is a stone formed within the gallbladder out of bile components. The term cholelithiasis may refer to the presence of stones in the gallbladder or to the diseases caused by gallstones. Most people with gallstones (about 80%) never have symptoms.