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Med Language Ch. 18
Turley - Oncology
Question | Answer |
---|---|
Onc/o- | tumor; mass |
-oma | tumor; mass |
carcinogens | environmental substances that contribute to the develoment of cancer i.e. radiation, chemicals funes, foreign particles, some hormone drugs, etc. |
pathogens | viruses and bacteria that cause chronic irritation and inflammation that can eventually damage the DNA |
mutation | condition that changes |
oncogenes | mutated genes in the RNA of a virusmet |
metastases | when cancer cells move from their place of origin (primary cancer) and move to another area of the body |
necrosis | condition of dead cells or tissue |
tumor | new growth or neoplasm (may be malignant or benign) |
benign | a tumor which lacks the ability to metastasize |
malignant | the tendency of a medical condition, especially tumors, to become progressively worse and to potentially result in death. |
mal- | bad |
sarc/o- | connective tissue |
gli/o- | cells that provide support |
rhabd/o- | rod-shaped |
myel/o- | bone marrow |
karyotype | examination of the chromosomes under a microscope |
cry/o- | cold |
grading | classifies cancers by how differentiated their cells appear under a microscope |
staging | classifies cancer by how far it has spread in the body |
monoclonal antibodies | bind to specific antigens on the surface of a cancerous cell and destroy the cell |
chemotherapy | chemical drug treatment to treat cancer |
radical resection | cutting out and removing a cancerous tumor, as well as nearby lymph nodes, soft tissue and even bone. |
central venous catheter | a catheter that is tunneled through the subcutaneous tissue in the upper chest, than inserted into a large vein and the tip advanced to the SVC (for infusion of chemotherapy) |
brachytherapy | type of radiation therapy in which the radiation source is implanted into the body within or within a short distance of the tumor. |