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[Gallbladder polyps: correlation between ultrasonographic and histopathological findings]
Alex Escalona1, Francisca León, Felipe Bellolio
1División de Cirugía, Departamento de Cirugía Digestiva, Facultad de Medicina, Pontificia Universidad Católica de Chile, Santiago, Chile. aescalon@puc.cl
Revista Medica De Chile
|December 23, 2006
Summary
Gallbladder polyps are common, and size is key. Ultrasonography accurately predicts polyp size, which correlates with adenoma presence, aiding management decisions for these common gallbladder findings.
Area of Science:
- Gastroenterology
- Surgical Pathology
- Diagnostic Imaging
Background:
- Gallbladder polyps are increasingly diagnosed.
- Management is challenging due to potential malignancy.
- Accurate characterization is crucial for patient care.
Purpose of the Study:
- To correlate ultrasonographic and histopathologic findings in patients with gallbladder polyps.
- To evaluate the predictive value of polyp size for adenoma presence.
Main Methods:
- Retrospective review of 123 patients undergoing cholecystectomy for gallbladder polyps.
- Analysis of demographic, ultrasonographic, and histopathological data.
- Correlation of imaging and pathology measurements.
Main Results:
- Ultrasonography showed good correlation with histopathology for polyp size (r=0.47, p=0.002).
- Adenoma was diagnosed in 3.2% of cases, all single and >10 mm.
- Polyp size predicted adenoma presence (p=0.043).
Conclusions:
- Ultrasonography reliably estimates gallbladder polyp size.
- Gallbladder adenoma is uncommon and associated with larger polyp size.
- Polyp size is a significant predictor for adenoma.
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