[header] How to diagnose gallstones [title] Be aware that gallstones are often asymptomatic. [step] Gallstones can exist without ill effects for decades. Most people experience no symptoms when they have gallstones; in fact only 5 to 10% of people develop some symptoms of gallstones. 
This can make it difficult to know what to look for if you suspect you may have gallstones, and further indicates the importance of consulting a doctor for official diagnosis. [substeps] Fewer than half the number of people who actually have gallstones even experience symptoms.