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Difference between revisions of "Invasive breast cancer"
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→Breast IHC: staging
m (→Familial breast cancer: PBoD ref) |
m (→Breast IHC: staging) |
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*The mitotic score is usually 1/3. | *The mitotic score is usually 1/3. | ||
*The nuclear score is rarely 1/3 -- even in the tubular subtype.<ref>MUA. 20 January 2009.</ref> | *The nuclear score is rarely 1/3 -- even in the tubular subtype.<ref>MUA. 20 January 2009.</ref> | ||
==Staging breast cancer== | |||
Definitions: | |||
*Isolated tumour cells: <=0.2 mm ''and'' <200 cells. | |||
*Micrometastasis: <=0.2 cm ''and'' ( >0.2 mm ''or'' >=200 cells ). | |||
Tumour:<ref>URL: [http://www.cancer.org/Cancer/BreastCancer/DetailedGuide/breast-cancer-staging http://www.cancer.org/Cancer/BreastCancer/DetailedGuide/breast-cancer-staging]. Accessed on: 8 July 2010.</ref> | |||
*pT1 <= 2 cm | |||
*pT2 < 2 cm and <= 5 cm | |||
*pT3 > 5 cm. | |||
*pT4 chest wall or skin involvement. | |||
Lymph nodes:<ref>URL: [http://www.cancer.org/Cancer/BreastCancer/DetailedGuide/breast-cancer-staging http://www.cancer.org/Cancer/BreastCancer/DetailedGuide/breast-cancer-staging]. Accessed on: 8 July 2010.</ref> | |||
*pN0 - nil. | |||
**pN0(i+) <=0.2 mm ''and'' <200 cells. | |||
*pN1. | |||
**pN1mi <=0.2 cm ''and'' ( >0.2 mm ''or'' >=200 cells ). | |||
**pN1a. | |||
**pN1b. | |||
**PN1c. | |||
*pN2 4-9 positive LNs; internal mammary LNs ''or'' axillary LNs. | |||
*pN3. | |||
==Breast IHC== | ==Breast IHC== | ||