Cellular Regulation: Breast Cancer Exemplar Flashcards
What is the tumor usually involved in stage 0 breast cancer?
Tis- Carcinoma in situ or Paget disease of the nipple
What node is affected in stage 0 breast cancer?
N0- No regional lymph node metastasis
Is there any evidence of metastasis (spreading to other places) in Stage 0 breast cancer?
No
What kind of tumor is involved in stage I breast cancer?
T1- Tumor no larger than 2 cm
Are there any nodes affected in Stage 1 breast cancer?
No
Is there any metastasis in Stage 1 breast cancer?
no
What are the tumors usually involved in Stage IIA breast cancer?
- T0-T1= No evidence of primary tumor
2. T2 tumor no larger than 5 cm
Are there any nodes affected in stage IIA breast cancer?
N1- Metastasis to moveable ipsilateral axillary nodes
Is there any metastasis (besides the ipsilateral axillary nodes) with Stage IIA breast cancer?
No
What are the tumors usually are involved in Stage IIB breast cancer?
- T2- tumor no larger than 5 cm
2. T3- Tumor larger than 5 cm
Are there any nodes affected by Stage IIB breast cancer?
Yes= N1- Metasis to moveable ipsilateral axillary nodes
Is there any metastasis (besides the ipsilateral axillary nodes) with Stage IIB breast cancer?
No
What are the tumors typically associated with Stage IIIA breast cancer?
T0, T1 (<2cm), T2(<5cm), T3 (>5cm)
Are there any nodes affected by Stage IIIA breast cancer?
Yes= N1 (Metastasis to moveable ipsilateral axillary nodes); N2 (Metastasis to ipsilateral fixed axillary nodes
Is there any metastasis (besides the ipsilateral axillary nodes) with Stage IIIA breast cancer?
No
What are the tumors usually associated with Stage IIIB breast cancer?
T4- Tumor of any size with direct extension to chest wall or skin
Any tumor
Are there any nodes affected by Stage IIIB breast cancer?
Yes= N0-N2; N3 (Metastasis to ipsilateral internal mammary lymph nodes)