Chemically, black pigment stones is the polymerized bilirubin with metals. Therefore, environments suitable for the formation of black pigment stones are conditions that allow chemical polymerization ...

Gallstones are stones or lumps that develop in the gallbladder or bile duct when certain substances harden. People with gallstones may not experience symptoms unless their gallbladder becomes inflamed ...

Once a stone former, know that more stones may form unless you change your life style. Fortunately, ultrasonography, popularly known as Scan has become a relatively inexpensive technique for making ...

Both gallstones and kidney stones can be very painful. Gallstones are deposits of digestive fluid, while kidney stones are crystals formed from chemicals in the urine. Both types of stones may pass.