Although most gallbladder (GB) polyps are benign, some early carcinomas of the GB share the same appearance as benign polyps. Currently, GB polyps larger than 1 cm should be surgically removed because ...

Polyps are tissue growths that most often look like small, flat bumps or tiny mushroom-like stalks. They are usually small and less than half an inch wide. Most are benign but can become cancerous.