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Difference between revisions of "Pleomorphic adenoma"
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{{ Infobox diagnosis | |||
| Name = {{PAGENAME}} | |||
| Image = Pleomorphic_adenoma_%281%29_parotid_gland.jpg | |||
| Width = | |||
| Caption = Pleomorphic adenoma. [[H&E stain]]. | |||
| Micro = proliferation of myoepithelium and epithelium in mesenchymal stroma; cells in ducts = epithelial, cells not in ducts = myoepithelial, mesenchymal stroma = [[chondromyxoid stroma|Chondroid]] stroma (specific), or mucochondroid, hyalinized, osseous, fatty, myxoid | |||
| Subtypes = | |||
| LMDDx = [[myoepithelioma]], [[carcinoma ex pleomorphic adenoma]], [[epithelial-myoepithelial carcinoma]] | |||
| Stains = | |||
| IHC = S-100 +ve, SMA +ve, GFAP +ve | |||
| EM = | |||
| Molecular = | |||
| IF = | |||
| Gross = | |||
| Grossing = | |||
| Site = [[salivary gland]] - usu. parotid gland, other sites | |||
| Assdx = | |||
| Syndromes = | |||
| Clinicalhx = | |||
| Signs = mass lesion | |||
| Symptoms = | |||
| Prevalence = common | |||
| Bloodwork = | |||
| Rads = | |||
| Endoscopy = | |||
| Prognosis = benign | |||
| Other = | |||
| ClinDDx = other [[salivary gland]] tumours | |||
}} | |||
'''Pleomorphic adenoma''', abbreviated '''PA''', is a very common benign [[salivary gland]] tumour. | '''Pleomorphic adenoma''', abbreviated '''PA''', is a very common benign [[salivary gland]] tumour. | ||