Pathology Outlines - Hyalinizing / porcelain gallbladder
2024年7月9日 · Porcelain gallbladder is primarily a radiologically defined entity, referring to dystrophic calcification of the gallbladder wall associated with chronic and repeated inflammation; it was originally described as a hard and brittle gallbladder with a bluish hue, hence the term porcelain (Diagnostics (Basel) 2021;11:1073)
Pathology Outlines - Adenomyomatous hyperplasia
2021年4月15日 · Glands are distinct from the Rokitansky-Aschoff sinuses, which are epithelial diverticula, usually multifocal and occur throughout gallbladder secondary to injury, versus adenomyomatous nodule (distinct localized lesion of the gallbladder wall, 1 - 1.5 cm mural nodule in the fundus) (Am J Surg Pathol 2020;44:1649)
Pathology Outlines - Gallbladder & extrahepatic bile ducts
Gallbladder & extrahepatic bile ducts. Page views in 2024 to date (this page and chapter topics): 533,308
Pathology Outlines - Xanthogranulomatous cholecystitis
2021年10月28日 · Xanthogranulomatous cholecystitis (XGC), in clinical and radiologic findings, can frequently mimic gallbladder cancer Pathologic findings are quite characteristic with foamy histiocytes, fibrosis and chronic active inflammation; when XGC is confused with gallbladder cancer, frozen examination can be useful in excluding malignancy
Pathology Outlines - Hemangioma & variants
2022年1月6日 · Fluttering sign: recently described feature for grayscale ultrasound in hepatic hemangiomas (Ultrasound Med Biol 2021;47:941) MRI: useful in deep locations to estimate extent of tissue involvement Infantile hemangioma: hyperintense on T2; isointense on T1 with postcontrast enhancement Congenital hemangioma: heterogeneous appearance on MRI
Pathology Outlines - Pyloric gland adenoma
2023年8月22日 · A polypoid lesion of the gallbladder is identified by ultrasound and is resected. Based on the photomicrograph above, which of the following statements is true? Aberrant expression of CDX2 is a frequent feature Frequently shows MUC5AC positivity It is a precursor lesion for most of the gallbladder adenocarcinomas Occurs predominantly in males
Pathology Outlines - Hemangioma
2021年2月15日 · Ultrasound (US) Conventional: well circumscribed homogenous nodule; hyperechoic in smaller lesions, mixed echogenicity in larger lesions Contrast enhancing: more specific; peripheral nodular enhancement in arterial phase, centripetal filling in late phase Computer tomography (CT) Well circumscribed hypodense lesion
Pathology Outlines - Gallbladder carcinoma
2020年4月21日 · 22 year old man with primary signet ring cell carcinoma of gallbladder in the absence of choleliths (Int J Surg Pathol 2010;18:358) 56 year old woman with clear cell carcinoma of the gallbladder (Int J Surg Case Rep 2017;32:36) 59 year old woman with hepatoid carcinoma of the gallbladder (World J Surg Oncol 2011;9:103)
Pathology Outlines - Cholesterol polyp
2023年7月28日 · Cholesterol polyps are the most common type of gallbladder polyp, constituting 60 - 90% of all polyps (N Am J Med Sci 2012;4:203) Slightly more common in women (F:M = 2.2:1) Associated with metabolic syndrome, high BMI and young age (40 - 50 years) ( N Am J Med Sci 2012;4:203 , Lipids Health Dis 2021;20:26 , Am J Surg Pathol 2020;44:467 )
Gallbladder & extrahepatic bile ducts - PathologyOutlines.com
2021年7月22日 · 40 and 53 year old men presented with > 1 cm gallbladder polyps (J Gastrointest Oncol 2016;7:S81) 44 year old man with a polyp in the gallbladder (Gastroenterology 2011;141:e3) 61 year old woman with a pedunculated polyp in …