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6 Cards in this Set
- Front
- Back
anaplasia, meaning and significance
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refers to complete lack of differentiation, always malignant
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morphologic features of individual cells which indicate loss of normal differentiation
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pleomorphism
hyperchromasia (from extra DNA) increased nucleus/cytoplasm ratio others: irregular nuc shape, large nucleoli, clumping of chromatin |
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clinical features of bening tumors
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remain localized
mobile, well-delinieated on exam usually slow growing |
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clinical features of malignant tumor
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potential to metastaxize
fixed, irregular, or ill-defined on exam often rapidly growing |
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gross features of benign tumor
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well circumscribed, often encapsulated
homogeneous no necrosis |
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gross features of malignant tumor
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irregular, infiltrative, not encapsulated
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