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15 Cards in this Set
- Front
- Back
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Chemo works best in cells that are ___?
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rapidly dividing
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Surgery plays a role in __, __, __, and __
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diagnosis, staging, treatment, and palliation
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Operability
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not all patients are surgical candidates
-co morbidities may increase surgical risk |
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resectability
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location of tumor is important factor in success of surgery
-too close to critical structures? invading critical structures? |
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Tx. aims of surgery
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-prevention of disease
-diagnosis of disease -staging of disease -primary treatment of disease -releiving symptoms or side effects -preservation of function |
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local excision
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removal of a lesion or tumor that is confined to one area
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en bloc resection
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removal of a lesion in one section or one specimen
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wide excision
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the process of cutting away a wide area around a tumor or disease tissue and leaving healthy, disease free tissue
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electrosurgery
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uses an electrical current to destroy cancer cells
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cryosurgery
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involves the use of liquid nitrogen or a very cold probe to freeze cancer cells
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chemosurgery
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selective destruction of tissue by use of chemicals, as for removing malignant skin lesions
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curative treatment typical dose
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60-70 Gy
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cancer control dose (aggressive palliation)
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45 Gy
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palliative treatment typical dose
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30 Gy
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chemo sensitizers often used with radiation
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-adriamycin (doxirubicin)-heart toxicity
-bleomycin-lung toxicity -cisplatin-renal toxicity 5 FU, actinomycin-increased skin reaction |
