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31 Cards in this Set

  • Front
  • Back

Seven warning signs of Cancer?

Change in bowel or bladder.


A sore that does not heal.


Unusual bleeding or discharge.


Thickening or lump in breast/elsewhere.


Indigestion or difficulty swallowing.


Obvious changes in a wart or mole.


Nagging cough or hoarseness.

The basic cell cycle G°

Resting or dormant stage

Basic Cell cycle G 1

The first gap phase

The basic cell cycle S

DNA synthesis occurs

The basic cell cycle G 2

The second gap phase

The basic cell cycle M

Mitosis occurs

The basic cell cycle and it's importance in the use of antineoplastic agents.

Some antineoplastic agents target cancer cells in various stages of the cell cycle, which, in part, determines how and when they are used.

Alkylating agents

Nitrogen mustards, ethyleneimines, alykyl sulfonates, nitrosoureas, and triazenes.

Antimetabolites

Purine antagonists, adenosine antagonists, pyrimide antagonists, and folic acid antagonists.

Mitotic Inhibitors (plant alkalods)

Vincristine and vinblastine

Hormonal Therapy

Estrogens, progestins, and androgens.

Antitumor antibiotics

Doxorubicin, daunorubicin, idarubicin, plicamycin, bleomycin, and mitomycin.

Biologic response modifiers

Interferons, interleukin-2, tumor necrosis factor, and monoclonal antibodies.

Alkylating agents

Cell cycle phase-nonspecific; most active in resting phase; act directly on DNA strand breaks, thus preventing the cell from dividing.

Antimetabolites

Cell cycle phase-specific; most effective during S-phase; replace natural substances as building blocks DNA molecules, altering the function of enzymes required for cell metabolism and protein synthesis.

Mitotic inhibitors

Act throughout cell cycle; some are most effective during S- and M-phases; inhibit DNA and RNA synthesis.

Hormonal agents

Highly selective; either block hormone production or block hormone action

Biologic response modifiers

Affect biologic responses to a neoplasm in beneficial ways- sometimes acting indirectly to mediate antitumor effects or directly on the tumor cells

Steroids

Inhibit migration of WBCs and inhibit production of products of the arachidonic acid cascade.

Estrogens

Promote the release of calcitonin and enhance the availability of vitamin D3 to increase bone formation in postmenopausal patients with breast cancer

Antiestrogens

Bind to estrogen receptors, preventing estrogen from binding to these receptors

Antiandrogens

Block the synthesis of endogenous testosterone

Biologic response modifiers are created and how they work

Human proteins modified by recombinant DNA technology to produce agents with potent effects on the function and growth of normal and neoplastic cells.

Biologic response modifier examples

Interferon, interleukin-2, tumor necrosis factor, and monoclonal antibodies

Monoclonal antibodies

Can be used to specifically track down and purify the specific protein that induced their formation

Emulating agents

Oral mucosal ulceration and intestinal denudations, pulmonary fibrosis and venoocclusive disease in the liver, renal failure, or central neurotoxicity with seizures, coma, and at times, death; most of these agents cause hair loss; some cause nausea and vomiting; ifosfamide is the most neurotoxin of this class, producing altered mental status, coma, generalized seizures, and paralysis. All these agents have toxic effects on the reproductive system.

Antimetabolites

Nausea, vomiting, hepatotoxicity, bone marrow depression, headache, hearing loss, sleep disorders, depression, myelosuppression, :* disturbances, hair loss, dermatitis, nail changes, skin rashes, hyperpigmentation, photosensitivity, hyperuricemia, and inflammation of the tongue. Methotrexate may cause serious adverse effects, including severe leukopenia, bone marrow aplasia, and thrombocytopenia.

Mitotic Inhibitors ( plant alkaloids)

Nausea, vomiting, diarrhea, hair loss, dizziness, weakness, headache, depression, stomatitis, anemia, and hyperpigmentation of the nails, tongue, and oral mucosa.

Hormonal therapy

GI disturbances, possible impaired fertility, menstrual irregularities

Antitumor antibiotics

Bone marrow suppression, stomatitis, GI upset, hair loss, hyperpigmentation, skin ulceration, pulmonary fibrosis, serious renal impairment.

Biologic response modifiers

Nausea, vomiting, weight gain, fluid retention, and damage to the liver, lungs, nerves, or kidneys.