False about GB polyps
Adenomyomatosis <1 cm, pedunculated
Cholesterol polyps are most common
Symptomatic polyps are indication for cholecystectomy
Polyp with stone is an increased risk of malignancy
Polypoid lesions of the gallbladder Cholesterol Polyps They are most common Usually <10mm in size Have a characteristic echogenic pedunculated appearance on USG Multiple (30% of cases) Adenomatous polyp Adenomatous polyp has malignant potential. Adenoma may be difficult to distinguish from adenocarcinoma of GB Main differentiating feature is a lack of transmural invasion on USG Risk factors associated with malignancy Age >60 years Documented increase in size Coexistence of gallstones Size >10mm Ref:Sabiston 20th edition Pgno :1510
G.I.T