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- author "CB"
- tags "Test 10/01/12 Breast Cancer PowerPoint Cards"
- description "Test 10/01/12 Breast Cancer PowerPoint Cards"
- fileName "Test 10/01/12 Breast Cancer PowerPoint Cards /cb"
- freezingBlueDBID -1.0
- Most common malignancy in women is
- Breast Cancer
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Ratio of women that will develop breast cancer
1 in 8
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Note:
Caucasian and European women have higher incidence than other nationalities
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Incidence _____ with age and peak is 60. 1 in 420 women at age 60 and 1 in 5900 at age 30.
Increases
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Breast cancer is the leading cause of death in ages
40-55
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_____ % have no evident risk factors
70%
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90% of recurrences will happen in ____ years.
3
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Most common disease of the breast
Fibrocystic disease (benign condition)
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____ % of diagnosed cases are men and the disease is ____ aggressive
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Breast cancer appears more frequently in which breast
Left
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Breast cancer in the quadrants of the Breast
- 50% in Upper Outer Quadrant
- 15% in Upper Inner Quadrant
- 10% in Lower Outer Quadrant
- 5% in Lower Inner Quadrant
- 15% are sub areola (behind the nipple)
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Risk Factors of Breast Cancer
- Female
- Age
- Family history (genes BRCA1 & BRCA2)
- Oral contraceptives
- Alcohol and tobacco use
- Hormone replacement therapy
- High ingestion of of fat
- History of benign breast disease
- Nulliparous or women who have their first child child after age 30
- Early menarche and late menopause
- Radiation exposure during adolescence
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4 prognosis indicators
- Lymph node status
- Tumor Extent
- Histology
- Estrogen, progesterone and Her-2/neu
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Prognosis indicators: The higher the number of nodes involved the poorer the progress
Lymph node status
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Prognosis indicators: Ductal carcinoma in situ (DCIS), Ductal or infiltrating ductal carcinoma (Most Common), Lobilar (can present bilateral) and Inflammatory
Histology
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Survival: overall 5 year is 89%; 5 year decreases to _____% if evidence exist of regional spread and 20% if distance Mets is present at time of diagnosis.
83%
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_____ year survival is NOT the best indicator of survival for breast cancer because of it _______ _______. Patients may relapse up to 20 years after treatment.
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Grows locally involving ducts and adjacent tissues and local or regional lymph nodes. Nodes are positive in 55%-70% of cases. Orderly and progressive manner.
Tumor progression
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Can recur locally, in lymph nodes or at distance metastatic sites
Recurrance
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Invasion of blood vessels: bone, brain, lung
Distant Mets
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The most common distant met
Bone
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Most common lump is
Painless
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Usually a breast lump >0.5 is
Palpable
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During clinical presentation of a breast lump, you must assess:
- Size
- Shape
- Consistency
- Mobility
- Pain or tenderness
- Location and relationship to skin and chestwall
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During clinical presentation, look for nipple _____, _____, or _____.
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Clinical presentation: skin changes and alterations look for:
- Dimpling
- Warmth
- irritation
- Ulceration
- (Peau d' orange)
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Clinical Presentation: Enlargement of axillary lymph node, arm edema
Lymphadenopathy
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6 ways of detection of breast cancer
- Breast Self Exam (BSE)
- Clinical breast exam
- Mammogram
- Sonography (ultrasound)
- MRI
- PET/CT
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Detection: Exam that should be done monthly and Most lesions (90%) are found by
Breast Self Exam (BSE)
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Detection: Baseline at 35, every other year starting at age 40, and every year after age 50. Can miss 10%-15% of lesions
Mammogram
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This exam shows if it is solid or cystic
Ultrasound
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4 biopsies to get a diagnosis:
- Fine-needle biopsy
- Core needle biopsy
- Incisional biopsy
- Excisional biopsy
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Which biopsy is the method of choice for removing small lesions
Excional biopsy
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The 5 stages of breast cancer
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Staging: Carcinoma in situ
Tis
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Staging: More than 2 cm but not more than 5 cm
T2
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Staging: Greater than 5 cm
T3
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Staging: Any size with direct ex tension to chestwall or skin
T4
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Treatment Management:
- Surgery
- Chemotherapy
- Endocrine therapy
- Radiation therapy
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6 surgical procedures for breast cancer treatment management
- Radical Mastectomy
- Modified Radical Mastectomy
- Lumpectomy
- Axillary Dissection (consequences of removing too many lymph nodes in chronic lymphadema)
- Sentinel Node Biopsy
- Breast Reconstruction
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Treatment Management: Tamoxifen or Femara
Endocrine Therapy
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Treatment Management: CAF and CMF
Chemotherapy
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What is CMF
Cytoxan, methotrexate and 5-fluorouracil (5-FU)
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What is CAF
Cytoxan, adriamycin and 5-FU
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Radiation Therapy: Field Borders for Tangents
- Superficial
- Inferior
- Medial
- Lateral
- Include 1-2 cm of Lung
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Field Borders for Tangents: 1st intercostal space
Superior
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Field Borders for Tangents: 1-2 cm below inframammary fold
Inferior
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Field Borders for Tangents: Midline
Medial
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Field Borders for Tangents: Mid Axillary Line
Lateral
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Field Borders for Tangents: Beams should be ______.
Coplanar
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Breast are treated with _____, and chest wall can be treated with ______ or abutting electrons.
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Radiation Doses: 4500-5000 cGy with boost of 6000-6600 cGy
Tangents (Breast or Chest wall)
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Radiation Doses: 4500-5000 cGy
SCV
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Radiation Doses: Boost mid line 4500-5000 cGy
PAB (Posterior Axillary Boost)
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Radiation Doses: 4500-5000 cGy
Internal Mammary Nodes
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Note: Radiation Positioning
- Arms above head in immobilization device. Breast boards are sometimes used depending on size of breast
- Supine and straight on table (including feet)
- Head turned to contralateral side
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The 4 borders of PAB (Posterior Axillary Boost):
- Superior
- Inferior
- Medial
- Lateral
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PAB: bisect the clavicle and bisect the humeral head
Superior
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PAB: The field matches the superior border of the tangential field
Inferior
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PAB: To include the axillary nodes that lie close to the chest wall (a small margin of the lung is necessary)
Medial (remember: the level III nodes lie medial to the coracoid process and the level II nodes are medial to the humeral head)
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PAB: the latissimus dorsi muscle
Lateral
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3 borders of the Internal Mammary Irradiation Field (commonly used method):
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Borders of the internal mammary field: to match the supraclavicular field
Superior
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Borders of the internal mammary field: the xiphoid process
Inferior
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Borders of the internal mammary field: 1 cm past mid line on the contralateral side (or to midline)
Medial
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Side Effects
- Skin changes - peak 2-3 weeks after treatment
- Fatigue
- Cardiac effect
- Pulmonary effects (radiation pneumonitis)
- Lymphedema
- Brachial Plexopathy
- Myelopathy
- Osteoradionecrosis
- Hyperpigmentation
- Telangectasia
- Rib fractures
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Anatomy of Breast Diagram
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