In most cases, gallbladder polyps ar found to be harmless and should not even cause any symptom. However, a number of the affected folks could show some signs. A polyp is outlined as AN abnormal growth of tissue that stems from the membrane. As polyps develop from the membrane, these growths ar sometimes found within the nose, sinuses, stomach, uterus and cervix. Even the gallbladder could develop polyps. Such polyps ar delineated as tissue growths or lesions (like tissue growths) that develop from the wall of the gallbladder.