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23 Cards in this Set
- Front
- Back
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What is the definition of tumor grade?
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Degree of cellular differentiation from histological appearance
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What are the numerical values of tumor grades and what do they mean?
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1 - Low grade, well differentiated
2 3 4 - High grade, poorly differentiated, anaplastic |
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What is the definition of tumor stage?
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Degree of localization/spread based on site and size of primary lesion
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What does the TNM staging system show?
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T - tumor size
N - node involvement M - metastases |
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How are epithelial based cancers spread?
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In the lymph system
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What are the 2 benign epithelial tumors?
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Adenoma
papilloma |
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What are the 2 malignant epithelial tumors?
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Adenocarcinoma
papillary carcinoma |
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How are mesenchyme tumors spread?
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Blood
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Are there any benign blood cell tumors?
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No, only malignant
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What are the 2 malignant blood cell tumors?
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Leukemia
Lymphoma |
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What are benign blood vessel tumors called?
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Hemangioma
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What are malignant blood vessel tumors called?
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Angiosarcoma
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What are benign sm mm tumors called?
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Leiomyoma
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What are malignant sm mm tumors called?
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Leiomyosarcoma
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What are benign striated mm tumors called?
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Rhabdomyoma
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What are malignant striated mm tumors called?
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Rhabdomyosarcoma
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What are benign connective tissue tumors called?
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Fibroma
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What are malignant connective tissue tumors called?
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Fibrosarcoma
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What are benign bone tumors called?
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Osteoma
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What are malignant bone tumors called?
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Osteosarcoma
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What are benign fat tumors called?
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Lipoma
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What are malignant fat tumors called?
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Liposarcoma
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What is the difference between benign and malignant tumors?
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Benign - well differentiated, slow growing, well demarcated, no metastasis
Maligant - poorly differentiated, erratic growth, locally invasive/diffuse, may metastasize |
