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Difference between revisions of "Basal cell carcinoma"
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→Basal cell carcinoma subtypes/unique features
(→Micro) |
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! Other histologic features | ! Other histologic features | ||
! Other | ! Other | ||
! Image | |||
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| Superficial pattern | | Superficial pattern | ||
| connected to epidermis | | connected to epidermis | ||
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| partial detachment from epidermis | | partial detachment from epidermis | ||
| subgroup ''micronodular'' = nests equal size ~ 0.2 mm dia., >=25% of lesion | | subgroup ''micronodular'' = nests equal size ~ 0.2 mm dia., >=25% of lesion | ||
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| Morpheaform (sclerosing) pattern | | Morpheaform (sclerosing) pattern | ||
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| often seen with ''infiltrative pattern'', DDx: desmoplastic trichoepithelioma<ref name=pmid22366669>{{Cite journal | last1 = Kirzhner | first1 = M. | last2 = Jakobiec | first2 = FA. | last3 = Borodic | first3 = G. | title = Desmoplastic trichoepithelioma: report of a unique periocular case. | journal = Ophthal Plast Reconstr Surg | volume = 28 | issue = 5 | pages = e121-3 | month = | year = | doi = 10.1097/IOP.0b013e318245535a | PMID = 22366669 }} | | often seen with ''infiltrative pattern'', DDx: desmoplastic trichoepithelioma<ref name=pmid22366669>{{Cite journal | last1 = Kirzhner | first1 = M. | last2 = Jakobiec | first2 = FA. | last3 = Borodic | first3 = G. | title = Desmoplastic trichoepithelioma: report of a unique periocular case. | journal = Ophthal Plast Reconstr Surg | volume = 28 | issue = 5 | pages = e121-3 | month = | year = | doi = 10.1097/IOP.0b013e318245535a | PMID = 22366669 }} | ||
</ref> | </ref> | ||
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| Infiltrative pattern | | Infiltrative pattern | ||
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| often also sclerosing or morpheaform | | often also sclerosing or morpheaform | ||
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| Fibroepitheliomatous pattern | | Fibroepitheliomatous pattern | ||
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| fibrous stroma | | fibrous stroma | ||
| name of pattern comes from ''fibroepithelioma of Pinkus''; DDx: reticulated [[seborrheic keratosis]] | | name of pattern comes from ''fibroepithelioma of Pinkus''; DDx: reticulated [[seborrheic keratosis]] | ||
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| Infundibulocystic pattern | | Infundibulocystic pattern | ||
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| usu. small, often in cords | | usu. small, often in cords | ||
| usu. indolent | | usu. indolent | ||
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| Adenoidal pattern | | Adenoidal pattern | ||
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| myxoid stroma, peripheral palisading | | myxoid stroma, peripheral palisading | ||
| DDx: [[adenoid cystic carcinoma]] | | DDx: [[adenoid cystic carcinoma]] | ||
| [http://www.ncbi.nlm.nih.gov/pmc/articles/PMC3667320/figure/F2/ Adenoidal BCC (nih.gov)] | |||
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