Gallstones are thought to be caused byan imbalance in the chemical make-upof bile inside the gallbladder. Bile is a liquid produced by the liver to aiddigestion.
It's still unclear exactly what leads to this imbalance, but gallstones can form if:
These chemical imbalances cause tiny crystals to develop in the bile. These can gradually grow (often over many years) into solid stones that can be as small as a grain of sand or as large as a pebble.
Sometimes only one stone will form, but there are often several at the same time.
Gallstones are more common if you:
Gallstones are small stones, usually made of cholesterol, that form in the gallbladder. In most cases they do not cause any symptoms and do not need to be treated.
The most common symptom of gallstones is sudden, severe abdominal pain, known as biliary colic.
Gallstones are thought to be caused by an imbalance in the chemical make-up of bile inside the gallbladder. Bile is a liquid produced by the liver to aid digestion
Gallstones are often discovered during tests for a different condition, as they often don't cause any symptoms.
The treatment plan for gallbladder conditions will depend on how the symptoms are affecting your daily life.
In a small number of people with gallstones, serious problems can develop if the gallstones cause a severe blockage or move into another part of the digestive system.