IMPORTANT: We currently have a number of bugs related to image cropping and are actively trying to resolve them. In the meantime, we have disabled cropping. Apologies for any inconvenience. Stay informed: radiopaedia.org/chat

Gallbladder polyp

Case contributed by Kathleen Ramirez-Tucas
Diagnosis certain

Presentation

Incidental finding on CT. Originally the study was targeted to vascular disease (endovascular aortic aneurysm repair infection).

Patient Data

Age: 75 years
Gender: Male
ct

2 cm well-defined rounded image located in the fundus portion of the gallbladder, in the venous phase there is a partial enhancement at the periphery.

Partial pancreatectomy.

Abdominal

ultrasound

Abdominal US reveals a 2 cm mass located in the fundus, homogeneous, well-demarcated, non-mobile and avascular, suggestive of a polyp.

Biliary

mri

Axial and sagittal projection in T2 reveals a well-marginated lesion inside the gallbladder, of villus morphology, approximately 18 x 17 mm in size.

No evidence of wall thickening or stones in the gallbladder.

Partial pancreatectomy changes.

No other findings.

Case Discussion

Cholecystectomy was performed. The histopathology study revealed an adenomyomatosis with low-grade dysplasia without evidence of malignancy.

How to use cases

You can use Radiopaedia cases in a variety of ways to help you learn and teach.

Creating your own cases is easy.

Updating… Please wait.

 Unable to process the form. Check for errors and try again.

 Thank you for updating your details.