Which size of gallbladder stone is dangerous?
Before understanding stone sizes, it helps to know the size of the gallbladder itself. A healthy adult gallbladder is approximately 7–10 cm in length and 2.5–3.5 cm in width.
Life after Gallbladder Removal
The gallbladder is a pear-shaped organ that is about 4 inches in length. It's instantly beneath your liver in the leading right corner of your abdomen.

