title: Cholesterol polyps of the gallbladder: ultrasound demonstration.
mesh_terms: D002784:Cholesterol; D005260:Female; D005706:Gallbladder Neoplasms / Q000175:diagnosis* / Q000473:pathology; D006801:Humans; D008875:Middle Aged; D011127:Polyps / Q000175:diagnosis* / Q000473:pathology; D014463:Ultrasonography
chemical_list: D002784:Cholesterol