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Oncology: Cancers & Causes

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Term
Definition
anaplasia   loss of cell differentiation  
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apoptosis   normal death of cells  
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benign   encapsulated; not malignant  
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cytoplas,   outer portion of cell surrounding nucleus  
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dedifferentiated   lacking normal orderly cell arrangement  
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differentiated   growing in orderly fashion  
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dysplasia   abnormal tissue growth  
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encapsulated   held with in capsule; benign  
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heteroplasia   dysplasia  
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malignant   growing uncontrollably  
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invasive   infiltrating other organs; spreading  
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mitosis   cell division  
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mutation   alteration in dna to produce defective cells  
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neoplasm   tumor; new growth  
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oncogene   dna fragment that causes malignancies  
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sarcoma   relativiely rare tumor that orginates in muscle; connective tissue; lymph  
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solid tumor   carcinoma; most common type of tumor  
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teratoma   growth containing several types of tissue and various types of cells  
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tuomr   growth made up of cells that reproduce abnormally  
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blasto   immature cell  
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carcino   cancer  
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muta   genetic change  
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mutageno   genetic change  
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onco   tumor  
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radio   radiation xrays  
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blast   immature cell  
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oma omata   tumor  
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plasia   formation  
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plasm   formation  
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plastic   formative  
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all   acute lymphocytic leukemia  
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aml   acute myelogenous leukemia  
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bx   biopsy  
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ca   carcinoma  
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chemo   chemotherapy  
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cea   carcinogenic embryonic antigen  
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cll   chronic lymphocytic leukemia  
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cml   chronic myelogenous leukemia  
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des   diethylstilbbestrol  
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dna   deoxyribonucleic acid  
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dre   digital rectal exam  
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er   estrogen receptor  
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mets   metastases  
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nhl   non hodgkin's lymphoma  
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psa   prostate specific antigen  
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rad   radiation absorbed dose  
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rna   ribonucleic acid  
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rt   radiation therapy  
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tnm   tumor nodes metastasis  
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tx   treatmenet  
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xrt   xray or radiation therapy  
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alveolar   forming small sacs  
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anaplastic   reverting to more immature form  
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carcinoma in situ   contained at site w/o spreading  
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diffuse   spreading evenly  
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cystic   filled with fluid  
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dysplastic   abnormal cell appearance  
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epidermoid   resembling epithelial cells  
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folicular   containing glandular sacs  
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fungating   grwoing in mushroom like pattern  
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grade   level of maturity of tumor  
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hyperchromatic   intensely ccolored  
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hyperplastic   excessive development of cells  
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hypoplastic   underdeveloped as tissue  
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inflammatory   having inflamed appearance (red and swollen)  
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medullary   large and fleshy  
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necrotic   containing dead tissue  
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nodular   formed in tight clusters  
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papillary   having papillae projecting from cells  
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pleomorphic   having many types of cells  
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polypoid   containing polyps  
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protocol   course of treatment  
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radiation   bombarding of tumors with rays that damage the dna of cells  
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scirrhous   hard densely packed  
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stage   degree of tumor spread  
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tnm system   tumor node metastsis system of categorixing tumors  
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ulcerating   having open wounds  
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undifferentiated   lacking defined cell structure  
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verrucous   wartlike in appearance  
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brush biopsy   passing of catheter with bristles into ureter to gather eclls for examination  
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cryosurgery   destruction by freezing  
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electrocauterization   destruction by burning tissue  
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excisional biopsy   removal of tumor and surrounding tissue for examination  
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exenteration   removal of organ tumor and surrounding tissue  
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exfoliative biopsy   scraping of skin cells from skin surface for examination  
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fulguration   destruction by high frequency current  
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incisional biopsy   removal of part of tumor for examination  
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needle biopsy   removal of cells for examination by aspirating them with needle  
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lympectomy   removal of localized tumor  
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resctioning   removal of tumor and large amount of surrounding tissue  
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tylectomy   removal of localized tumro  
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biological therapy   treatment of cancer with agents from body that increase immune response  
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chemotherapy   treatment of cancer using drugs  
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gene therapy   mehtod of treatment using genetically changed cells to cure or lessen symptoms of disease  
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modality   method of treatment  
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