Benign vs. Malignant Tumors – Flashcards
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typically slow growth rate
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benign tumor
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cell features typical of tissue of origin
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benign tumor
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minor tissue damage
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benign tumor
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metastasis not seen and/or localized at site of origin
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benign tumor
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seldom recurs after surgical removal
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benign tumor
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related terminology includes hyperplasia, polyp, benign neoplasia
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benign tumor
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non-injurious unless location causes pressure or obstruction to vital organs
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benign tumor
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often rapid growth
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malignant tumor
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often infiltrates surrounding tissue
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malignant tumor
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cell features are atypical in varying degrees compared to tissue of origin
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malignant tumor
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cell structure includes an altered cell membrane and tumor-specific antigens
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malignant tumor
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often causes necrosis and ulceration of tissue
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malignant tumor
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often spreads to form tumors in other parts of the body
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malignant tumor
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recurrence can be seen after surgical removal and following radiation and chemotherapy
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malignant tumor
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related terminology: cancer, malignancy, malignant neoplasia
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malignant tumor
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prognosis is death if uncontrolled
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malignant tumor
