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Oncology
Breast Cancer
Term | Definition |
---|---|
Most common malignancy in women in U.S. (1 in 8 women will develop this cancer) | Breast cancer (Mosbys pg. 167) |
Most common location of breast cancer | Upper outer quadrant (Mosbys pg. 168) |
Most common involved lymph nodes with breast cancer | Axillary nodes (W/L pg. 877) |
Involvement of lymph nodes in a higher level (level II or III) with no involvement of lower level (level I) nodes | Skip metastasis (W/L pg. 878) |
Special considerations with supraclavicular field in breast patients | Angled 10 to 15 degrees mediolaterally to avoid spinal cord and esophagus (W/L pg. 891) |
Network of nerves supplying upper extremities, originating between C5/T1 and extends downward over first rib, behind middle of clavicle, and into axilla | Brachial plexus (W/L pg. 891) |
Skin reaction involving loss of superficial and deep epidermal layers that occurs with skin doses exceeding 5000 cGy | Moist desquamation (W/L pg. 890) |
Treatment field used when patients have four or more positive axillary nodes, greater than 2.5 cm nodes, fixed nodes, extranodal extension, or inadequately dissected axilla | Posterior Axillary Boost field (V/D pg. 83) |
Gynecomastia | Enlargement of breasts in men |
Klinefelter’s syndrome | Males with XXY chromosomes |
Most common invasive breast cancer | Infiltrating ductal carcinoma (W/L pg. 875) |
Most common sites of distant metastasis with breast cancer | Bone, lung, brain, liver (W/L pg. 874) |