Gallbladder cancer echocardiography and ultrasound: Difference between revisions

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{{Gallbladder cancer}}
{{Gallbladder cancer}}
{{CMG}}
{{CMG}} ; {{AE}} {{VKG}}


==Overview==
==Overview==
According to the NCCN guidelines, [[screening]] for gallbladder cancer patients is recommended with [[Endoscopy|endoscopic]] ultrasongraphy (EUS)
According to the NCCN guidelines, [[screening]] for [[gallbladder cancer]] patients is recommended with [[Endoscopy|endoscopic]] [[ultrasonography]] (EUS)


==Gallbladder cancer  ultrasound==
==Ultrasound==
*when [[gallbladder]] pathology is suspected [[ultrasonography]] is most commonly the first choice for screening.
*Findings on an [[ultrasound]] suggestive of [[gallbladder carcinoma]] include:<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><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>
*[[Sensitivity]] and [[specificity]] of [[ultrasound]] screening is 85% and 80%.
**Mass in  the [[gallbladder]]
*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>
**[[Polyp]] in the [[gallbladder]]
*Gallbladder cancer on ultrasound have one of the following feartures<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>
**Asymmetric wall thickening of the [[gallbladder]]
**1) A mass in  the gallbladder
*Contrast-enhanced [[ultrasonography]] of [[gallbladder cancer]] may show 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><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>
**2) A [[polyp]] in the gallbladder
[[File:Gallbladder cancer.jpg|300px|thumb|left|Ultrasound showing gallbladder carcinoma [https://radiopaedia.org/ ">Radiopaedia.org</a> source:<a href="https://radiopaedia.org/cases/19955">rID: 19955</a>]]]
**3) Asymmetric wall thickening of the [[gallbladder]]
<br style="clear:left" />
* [[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>
[[File:Gallbladder cancer.jpg|center|thumb|Case courtesy of Dr Maulik S Patel, <a href="https://radiopaedia.org/">Radiopaedia.org</a>. From the case <a href="https://radiopaedia.org/cases/19955">rID: 19955</a>]]


==References==
==References==


{{Reflist|2}}
{{Reflist|2}}

Latest revision as of 15:18, 10 January 2019

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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 NCCN guidelines, screening for gallbladder cancer patients is recommended with endoscopic ultrasonography (EUS)

Ultrasound

Ultrasound showing gallbladder carcinoma ">Radiopaedia.org</a> source:<a href="https://radiopaedia.org/cases/19955">rID: 19955</a>


References

  1. Kanthan R, Senger JL, Ahmed S, Kanthan SC (2015). "Gallbladder Cancer in the 21st Century". J Oncol. 2015: 967472. doi:10.1155/2015/967472. PMC 4569807. PMID 26421012.
  2. Wibbenmeyer LA, Sharafuddin MJ, Wolverson MK, Heiberg EV, Wade TP, Shields JB (1995). "Sonographic diagnosis of unsuspected gallbladder cancer: imaging findings in comparison with benign gallbladder conditions". AJR Am J Roentgenol. 165 (5): 1169–74. doi:10.2214/ajr.165.5.7572497. PMID 7572497.
  3. Vijayakumar A, Vijayakumar A, Patil V, Mallikarjuna MN, Shivaswamy BS (2013). "Early diagnosis of gallbladder carcinoma: an algorithm approach". ISRN Radiol. 2013: 239424. doi:10.5402/2013/239424. PMC 4045520. PMID 24959553.
  4. Inui K, Yoshino J, Miyoshi H (2011). "Diagnosis of gallbladder tumors". Intern. Med. 50 (11): 1133–6. PMID 21628925.