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radiopaedia.org/articles/acute-cholecystitis

Ultrasound. The most sensitive US finding in acute cholecystitis is the presence of cholelithiasis in combination with the sonographic Murphy sign. Both gallbladder wall thickening (>3 mm) and pericholecystic fluid are secondary findings. Other less specific findings include gallbladder distension and sludge.

www.ncbi.nlm.nih.gov/pmc/articles/PMC4545132

Oblique coronal US images show (a) a normal gallbladder (GB); and (b) a thickened GB wall and thin layer of pericholecystic fluid (arrowhead), with an impacted calculus in the neck of the GB (arrow) in a patient with acute cholecystitis. LI: liver

reference.medscape.com/features/slideshow/ultrasonography...

Pericholecystic fluid is an indication of inflammation and is not an uncommon finding in acute cholecystitis. The longitudinal ultrasound image shown demonstrates gallbladder wall thickening and pericholecystic fluid (arrow) in a patient being evaluated for acalculous cholecystitis. Other causes of pericholecystic fluid include ascites ...

www.reference.com/business-finance/definition...

Pericholecystic fluid is a liquid found in the body when certain illnesses are present in the gallbladder, according to the Cleveland Clinic. The fluid can indicate the presence of gallbladder stones, a tumor or an infection.

www.med-ed.virginia.edu/courses/rad/edus/ruq2.html

Pericholecystic fluid . The gallbladder (GB) is filled with echogenic sludge (Sl) and a gallstone (red arrow) is impacted in the gallbladder neck. The gallbladder wall (red arrowheads) is markedly thickened indicative of wall edema and there are pericholecystic fluid (blue arrows) pockets surrounding the gallbladder.

www.healthgala.info/2018/05/Pericholecystic-Fluid...Ultrasound...

A free flowing fluid is also seen in the imaging of ultrasound. All the diagnostic methods are useful in diagnosing pericholecystic fluid but ultrasound is the easiest and accurate way of diagnosing pericholecystic fluid. Mostly doctors prefer ultrasound report for analysis because it shows the severity of disease.

www.justanswer.com/pediatrics/1i7s2-pericholecystic-fluid...

what is pericholecystic fluid caused by ? and is it commen in children ? is it of concern ? my 11 year old son has been sick for 9 days with fever on and off very lethargic had ct done 7 days ago of abdomen that showed fluid at the er but doc said he was fine and sent him home . I just got the results yesterday myself and seen the findings .

www.radiologyassistant.nl/.../gallbladder-wall-thickening.html

Thickened gallbladder wall . Thickening of the gallbladder wall is a relatively frequent finding at diagnostic imaging studies. A thickened gallbladder wall measures more than 3 mm, typically has a layered appearance at sonography [1], and at CT frequently contains a hypodense layer of subserosal oedema that mimics pericholecystic fluid [2]

www.ajronline.org/doi/full/10.2214/AJR.12.10386

The presence of cholelithiasis in combination with a positive sonographic Murphy sign is highly specific for acute cholecystitis, with both gallbladder wall thickening and pericholecystic fluid as secondary findings . Mural thickening is secondary to edema and appears as a sonolucent line between two echogenic lines in the gallbladder wall.

www.symptoma.com/en/info/pericholecystic-abscess

Pericholecystic Abscess: Read more about Symptoms, Diagnosis, Treatment, ... gallbladder tissue intact w/ edema in subserosal layer, interstitial fluid w/ dilated capillaries and lymphatics Stage 2 (necrotizing): 3-5 days; edematous w/ areas of hemorrhage and ... laboratory tests and an ultrasound should be obtained as part of the initial ...