4Hayder H,AI-Azzawi, Attila Nakeeb, et al .Cholecystosteatosis: an Explanation for Increased Cholecystectomy Rates[J].Journal of Gastroin- testinal Surgery, 2007,11 (7): 835-843.
5Tsai CJ. Steatocholecystitis and fatty gallbladder disease[J].Digestive diseases and sciances,2009,54(9):1857-1863.
6Lazebnik LB,Ovsianrrikova ON,Zvenlgorodskaia LA,et al.Cholesterosis of the gall bladder and atherogeniedyslipidemia:etlology,pathogenesis, clinical symptoms,diagnosis and treatment[J].Terapevticbeski arkhiv, 2008,80 (1):57-6L.
7Xie XH,Xu I'LX,Xie XY,et al. Differential diagnosis between benign and malignant gallbladder diseases with real-time contrast-enhanced ul- trasound[J'l.Euro： Radiology, 2010.20( 1 ) : 239-248.
4Gouma DJ.When are gallbladder polyps malignant?. HPB Surgery . 2000
5Sugiyama M,Atomi Y,Yamato T.Endoscopic ultrasonography for differential diagnosis of polypoid gall bladder lesions: analysis in surgical and follow up series. Gut . 2000
6Csendes A,Burgos AM,Csendes P,et al.Late follow-up of polypoid lesions of the gallbladder smaller than10mm. Annals of Surgery . 2001
7Yeh CN,Jan YY,Chao TC,Chen MF.Laparoscopic chole- cystectomy for polypoid lesions of the gallbladder; a chnico- pathologjc study. Surgical Laparoscopy and Endoscopy . 2001
8Sadamoto Y,Oda S,Tanaka M,Harada N,Kubo H,EguchiT, et al.A useful approach to the differential diagnosis of small polypoid lesions of the gallbladder, utilizing an endoscopic ul- trasound scoring system. Endoscopy . 2002
9Sugiyama M,Xie XY,Atomi Y,Saito M.Differential diagno- sis of small polypoid lesions of the gallbladder: the value of en- doscopic ultrasonnography. Annals of Surgery . 1999
