Gallbladder adenoma: Difference between revisions
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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
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| Synonyms = | |||
| Micro = | |||
| Subtypes = | |||
| LMDDx = [[adenocarcinoma of the gallbladder]], reactive changes - as may be seen in [[acute cholecystitis]] | |||
| Stains = | |||
| IHC = | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = | |||
| Grossing = [[gallbladder grossing]] | |||
| Staging = | |||
| Site = [[gallbladder]] | |||
| Assdx = | |||
| Syndromes = [[familial adenomatous polyposis]], [[Peutz-Jeghers syndrome]] | |||
| Clinicalhx = | |||
| Signs = | |||
| Symptoms = | |||
| Prevalence = uncommon | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = | |||
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| Other = | |||
| ClinDDx = | |||
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}} | |||
'''Gallbladder adenoma''' is a pre-malignant lesion of the [[gallbladder]]. | '''Gallbladder adenoma''' is a pre-malignant lesion of the [[gallbladder]]. | ||
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===Grading dysplasia=== | ===Grading dysplasia=== | ||
Low grade dysplasia:<ref name=pmid33629395>{{cite journal | | Low grade dysplasia:<ref name=pmid33629395>{{cite journal |authors=Roa JC, Basturk O, Adsay V |title=Dysplasia and carcinoma of the gallbladder: pathological evaluation, sampling, differential diagnosis and clinical implications |journal=Histopathology |volume=79 |issue=1 |pages=2–19 |date=July 2021 |pmid=33629395 |doi=10.1111/his.14360 |url=}}</ref> | ||
*Surface epithelium changes: | *Surface epithelium changes: hyperchromasia, pseudostratification, elongated nuclei; nuclei stratified/confined mainly to lower aspect of the epithelium. | ||
High grade dysplasia:<ref name=pmid33629395/> | High grade dysplasia:<ref name=pmid33629395/> | ||
*Diffuse and severe (cytologic) atypia: nuclei no long stratified. | *Diffuse and severe (cytologic) atypia: nuclei no long stratified. | ||