Difference between revisions of "Salivary glands"
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(more details in warthin) |
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*Motor-oil like fluid. | *Motor-oil like fluid. | ||
*Cystic component larger in larger lesions. | *Cystic component larger in larger lesions. | ||
**Small lesions may be solid. | |||
===Microscopy=== | ===Microscopy=== | ||
Features: | |||
* Papillae (nipple-shaped structures) with a two rows of pink (eosinophilic) epithelial cells (with cuboidal basal cells and columnar luminal cells) -- '''key feature'''. | * Papillae (nipple-shaped structures) with a two rows of pink (eosinophilic) epithelial cells (with cuboidal basal cells and columnar luminal cells) -- '''key feature'''. | ||
* Fibrous capsule - pink & homogenous on [[H&E stain]]. | * Fibrous capsule - pink & homogenous on [[H&E stain]]. | ||
* Cystic space filled with debris ''in situ'' (not necrosis). | * Cystic space filled with debris ''in situ'' (not necrosis). | ||
* Lymphoid stroma. | * Lymphoid stroma. | ||
Notes: | |||
*+/-Squamous differentiation. | |||
*+/-Goblet cell differentiation. | |||
DDx: | DDx: | ||