Gallbladder polyps 4 centimeters without removing the gallbladder is not possible, because the current gallbladder polyps are relatively large. Generally speaking, if the diameter of the polyp is less than 1 centimeter or belongs to multiple gallbladder polyps, it can not be treated by surgery for the time being, but it should be rechecked regularly, and the diameter of the gallbladder polyp has already reached 4 centimeters, and at this time, it is considered that there is a possibility of cancerous transformation, so it is necessary for this kind of patients to be operated to have their gallbladders removed. Gallbladder polyps have a certain tendency to become cancerous, so at present, after detecting gallbladder polyps, the cause of the disease should be analyzed as soon as possible to understand the severity of the disease. For the combination of gallbladder stones, cholecystitis patients need to timely deal with the original disease. Suffering from gallbladder polyps, you need to be treated under the guidance of a professional physician, and once you have any questions, you should consult your doctor in a timely manner.