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NRN 202 Cancers
CCAC NRN 202 Cancers
Question | Answer |
---|---|
What are the two things that occur in cancer? | Defective cell proliferation or defective cell differentiation |
Explain benign and malignant. | Benign does not invade and metastasize to to other tissues |
Explain differentiation of cells. | Cells become mature and are different that fetal stem cells. They can only perform the function of the cell they have differentiated to. |
How are tumors classified? | According to anatomic site, histology, and extent of disease. |
The anatomic site is from tissue of origin. where do carcinomas originate from? | ectoderm (skin and glands) |
Explain the TNM classification system. | T - tumor size and invasiveness N - lymph node involvement M - metastasis |
What is the only diffinitive menas of diagnosing cancer? | Biopsy |
What are the 7 warning signs of cancer? | C-change in bowel or bladder habits A - sore that does not heal U - unusual bleeding T - thickening or lump I - indigestion or difficulty swallowing O - obvious change in wart or mole N - nagging cough or hoarseness |
Chemotherapy can cause side effects because it can not decriminate between tumor cells and healthy cells. A common side effect is N/V. How can it be treated? | By giving antiemetics prior to the treatment. |
Because Chemotherapy is very caustic to tissues, if swelling or redness is seen at the IV site, what should the nurse do? | Stop the infusion immediately. |
What is Interleukin-2 given for? | Platelet growth stimulation |
List 3 risk factors for Breast Cancer. | Female, age over 50, family history, personal history of breast, colon, endometrial, or ovarian cancer, early menarche, late menopause, benign breast disease, first full term pregnancy over age 30, wt. gain and obesity after menopause. |
What is the most malignant form of breast cancer? | Inflammatory breast cancer |
What is another name for breast conservation surgery? | Lumpectomy |
What is lymphedema? | Collection of lymph in soft tissues |
When discussing therapies for treatment of cnacer, what is menat by adjuvant? | In addition to i.e. chemo and radiation |
What is pallative therapy used for? | To shrink a tumor or to decrease symptoms from metastatic disease |
What is the most important risk factor for lung cancer? | Cigarette smoking |
Which lobe of the lungs is the site of most lung cancers? | Upper |
How do most lung cancers metastasize? | By direct externsion and via blood and lymph |
When do most prostate cancers occur? | After age 65 |
What is a specific characteristic of prostate cancer? | Is is androgen-based |
What are the screening tools for prostate cancer? | DRE (direct rectal exam) and PSA (prostate specific antigen) |
What else is PSA used for? | Monitoring effectiveness of treatment |
Why is a conservative approach of "watchful waiting" often used with prostate cancer? | Because it is very slow growing and many who are diagnosed with it also have other disease present. |