ASCO GUIDELINES Bundle

Estrogen and Progesterone Receptor Testing in Breast Cancer

ASCO GUIDELINES App Bundle brought to you fcourtesy of Guideline Central. All of these titles are available for purchase on our website, GuidelineCentral.com. Enjoy!

Issue link: https://eguideline.guidelinecentral.com/i/1199868

Contents of this Issue

Navigation

Page 10 of 13

11 Figure 2. Case Examples to Illustrate Stain Intensity and Percentage Interpretation (cont'd) E F G H Figure legend: Examples of invasive cancers with various levels of ER expression. Panel E (50×) and Panel F (200×) are from a case that had between 1-10% of cancer cells staining with weak intensity (ER Low Positive). is low level of expression is not easily seen on low power (E) but is more readily seen on moderate to higher powers (F). Panel G (50×) and Panel H (200×) are from an invasive cancer with no ER expression (0% staining ). Cases with nuclear staining in <1% of the total cells in the invasive carcinoma sample are also classified as negative.

Articles in this issue

Archives of this issue

view archives of ASCO GUIDELINES Bundle - Estrogen and Progesterone Receptor Testing in Breast Cancer