1) Lithiasis 2) The presence of gallstones 
production of gall stones
(chole- + lithiasis) the presence or formation of gallstones.
(from the article `gallstone`) Predisposing factors to the development of gallstones (cholelithiasis) are inflammation and stagnation resulting from liver damage, chronic ... Cholelithiasis, or the formation of gallstones in the gallbladder, is the most common disease of the biliary tract. Gallstones are of three types: ... [2 relate...
<gastroenterology> The presence or formation of gallstones. ... (18 Nov 1997) ... 
(ko″lә-lĭ-thi´ә-sis) the presence or formation of gallstones; they may be either in the gallbladder (cholecystolithiasis) or in the common bile duct (choledocholithiasis). adj., cholelith´ic., adj.
Gall stones
Type: Term Pronunciation: kō′lē-li-thī′ă-sis Definitions: 1. Presence of concretions in the gallbladder or bile ducts. Synonyms: chololithiasis
Cholelithiasis: 1. The presence of stones in the gallbladder or common bile duct. 2. The process of formation of such stones. From the Greek roots chole, bile + lithos, stone.
Having gall stones.
[n] - the presence of gallstones in the gallbladder
cholelithiasis Presence of concretions in the gallbladder or bile ducts. Synonym: chololithiasis.
noun the presence of gallstones in the gallbladder
the presence of gallstones.