48,460
edits
(→Microscopic: tweak) |
|||
Line 338: | Line 338: | ||
Features:<ref>{{Ref BP|159-160}}</ref> | Features:<ref>{{Ref BP|159-160}}</ref> | ||
*Breast glands with ''more than'' four cell layers above the basement membrane - '''key feature'''. | *Breast glands with ''more than'' four cell layers above the basement membrane - '''key feature'''. | ||
* | *Irregular cell spacing; streaming. | ||
*Slit-like lumina, esp. at the periphery of the duct. | |||
*No [[DCIS]]-like architecture (not cribriform, not papillary, not micropapillary, not solid). | |||
*No nuclear atypia - usu. not nucleoli. | |||
Memory device ''CLEAN'': | |||
*'''C'''ell spacing is irregular, '''L'''umina are slit-like, '''E'''xtent is less than 2 mm or 2 ducts, '''A'''rchitecture ''not'' DCIS-like, '''N'''uclear atypia ''not'' present. | |||
DDx: | DDx: |
edits