Gallbladder cancer screening: Difference between revisions

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==Overview==
==Overview==
According to the National Comprehensive Cancer Network (NCCN) guidelines, gallbladder cancer may be diagnosed as an accidental finding in patients who undergo [[laparoscopic]] [[cholecystectomy]].
According to the National Comprehensive Cancer Network (NCCN) guidelines, gallbladder cancer may be diagnosed as an accidental finding in patients who undergo [[laparoscopic]] [[cholecystectomy]].
==Screening==
==Screening==
* According to the NCCN guidelines, [[screening]] for gallbladder cancer patients include followings:
* According to the NCCN guidelines, [[screening]] for gallbladder cancer patients include followings:
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* [[Sensitivity]] and [[specificity]] of [[ultrasound]] screening is 85% and 80%.
* [[Sensitivity]] and [[specificity]] of [[ultrasound]] screening is 85% and 80%.
* A high-resolution contrast-enhanced ultrasonography identifies up to 70–90% of [[Polypoidy|polypoid]] gallbladder lesions.<ref name="pmid21628925">{{cite journal |vauthors=Inui K, Yoshino J, Miyoshi H |title=Diagnosis of gallbladder tumors |journal=Intern. Med. |volume=50 |issue=11 |pages=1133–6 |year=2011 |pmid=21628925 |doi= |url=}}</ref>
* A high-resolution contrast-enhanced ultrasonography identifies up to 70–90% of [[Polypoidy|polypoid]] gallbladder lesions.<ref name="pmid21628925">{{cite journal |vauthors=Inui K, Yoshino J, Miyoshi H |title=Diagnosis of gallbladder tumors |journal=Intern. Med. |volume=50 |issue=11 |pages=1133–6 |year=2011 |pmid=21628925 |doi= |url=}}</ref>
* Gallbladder cancer on ultrasound have one of the following features.<ref name="pmid26421012">{{cite journal |vauthors=Kanthan R, Senger JL, Ahmed S, Kanthan SC |title=Gallbladder Cancer in the 21st Century |journal=J Oncol |volume=2015 |issue= |pages=967472 |year=2015 |pmid=26421012 |pmc=4569807 |doi=10.1155/2015/967472 |url=}}</ref>
** 1) A mass in  the gallbladder
** 2) A [[polyp]] in the gallbladder
** 3) Asymmetric wall thickening of the [[gallbladder]]
*  [[Polyps]] which are over 1 cm in [[diameter]] have higher chance to contain an [[invasive]] cancer than smaller ones.<ref name="pmid7572497">{{cite journal |vauthors=Wibbenmeyer LA, Sharafuddin MJ, Wolverson MK, Heiberg EV, Wade TP, Shields JB |title=Sonographic diagnosis of unsuspected gallbladder cancer: imaging findings in comparison with benign gallbladder conditions |journal=AJR Am J Roentgenol |volume=165 |issue=5 |pages=1169–74 |year=1995 |pmid=7572497 |doi=10.2214/ajr.165.5.7572497 |url=}}</ref>
* With Contrast-enhanced ultrasonography  gallbladder cancer shows an “eruption sign”<ref name="pmid24959553">{{cite journal |vauthors=Vijayakumar A, Vijayakumar A, Patil V, Mallikarjuna MN, Shivaswamy BS |title=Early diagnosis of gallbladder carcinoma: an algorithm approach |journal=ISRN Radiol |volume=2013 |issue= |pages=239424 |year=2013 |pmid=24959553 |pmc=4045520 |doi=10.5402/2013/239424 |url=}}</ref>


==References==
==References==

Revision as of 16:33, 19 December 2018

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Vamsikrishna Gunnam M.B.B.S [2]

Overview

According to the National Comprehensive Cancer Network (NCCN) guidelines, gallbladder cancer may be diagnosed as an accidental finding in patients who undergo laparoscopic cholecystectomy.

Screening

References

  1. Inui K, Yoshino J, Miyoshi H (2011). "Diagnosis of gallbladder tumors". Intern. Med. 50 (11): 1133–6. PMID 21628925.


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