see also:

• biliary colic
• more details of GB polyps, see https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3359430/

• most are benign but as delayed diagnosis of malignancy is a poor prognosis, and even benign ones may become symptomatic, elective cholecystectomy may be indicated

• presumed symptomatic polyps
• concern for malignancy or potential complications:
  • polyps with diameters greater than 10 mm
  • fast-growing polyps
  • sessile polyps or wide-based polyps
  • polyps with long pedicles
  • patient aged over 50
  • concurrent gallstones
  • polyps of the gallbladder in fundibulum
  • abnormal gallbladder wall ultrasound