Difference between revisions of "Invasive breast cancer"

Line 378:

Features:<ref name=Ref_PBoD1146>{{Ref PBoD|1146}}</ref><ref>URL: [http://www.bweems.com/nsj3mp2.jpg http://www.bweems.com/nsj3mp2.jpg].</ref><ref>URL: [http://surgpathcriteria.stanford.edu/breast/tubularcabr/ http://surgpathcriteria.stanford.edu/breast/tubularcabr/].</ref>

*Well-formed tubules.

*Myoepithelial cells absent.

**Typically have angled ducts - "prows" - '''important feature''' (low power).

**Myoepithelial cells absent - diagnostic - may be have to appreciated without IHC.

*+/- Cribriform spaces.

*Apocrine snouts typical.

*+/- Calcification.

*+/-Calcification.

*Angled ducts common: "prows" - important feature (low power).

*Looks benign to the uninitiated -- '''IMPORTANT'''.

Notes:

*Prow = front of a ship.

*Looks benign to the uninitiated -- '''important'''.

DDx:

Difference between revisions of "Invasive breast cancer"

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@@ Line 378: / Line 378: @@
 Features:<ref name=Ref_PBoD1146>{{Ref PBoD|1146}}</ref><ref>URL: [http://www.bweems.com/nsj3mp2.jpg http://www.bweems.com/nsj3mp2.jpg].</ref><ref>URL: [http://surgpathcriteria.stanford.edu/breast/tubularcabr/ http://surgpathcriteria.stanford.edu/breast/tubularcabr/].</ref>
 *Well-formed tubules.
-*Myoepithelial cells absent.
+**Typically have angled ducts - "prows" - '''important feature''' (low power).
+**Myoepithelial cells absent - diagnostic - may be have to appreciated without IHC.
 *+/- Cribriform spaces.
 *Apocrine snouts typical.
-*+/- Calcification.
+*+/-Calcification.
-*Angled ducts common: "prows" - important feature (low power).
-*Looks benign to the uninitiated -- '''IMPORTANT'''.
 Notes:
 *Prow = front of a ship.
+*Looks benign to the uninitiated -- '''important'''.
 DDx: