Biology and Cancer Characteristics

tumor markers do what?
ID individuals at high risk for CA
Help dx specific type of tumor
Follow the clinical course of CA
Ultraviolet sunlight is a physical carcinogen for?
basal cell carcinoma and squamous cell carcinoma
This carcinoma occurs frequently on the head and neck in persons who have light complexions?
basal cell carcinoma
This carcinoma is found mostly in men who work outdoors and affects the areas of skin exposed to the sun?
squamous cell carcinoma
A malignant pigmented mole is known as?
melanoma
This cancer is realted to heavy blistering overdses of UV light at a young age?
melanoma
Ionizing radiation can cause _______ in adults and children and increased frequencies of _____________.
acute leukemias, thyroid and breast CA.
HPV is a virus that appears to be the causal agent for ?
cervivcal cancer
The most common cause of gastric infection especially in people with PUD?
Helicobacter pylori
High consumption of dietary fat has been linked to ________?
breast, endometrial, prostatic, ovarian and colon cancer
viruses and bacteria implicated in human cancers are called ______ viruses and bacteria, examples are _________.
oncogenic, HPV and Helicobacter pylori
Metastasis routes?
direct or continuous, lymphatic spread, blood stream dissemination
common childhood cancers are?
leukemia, sarcomas and embryonic tumors
Neuroblastoma and Wilms tumor are both?
embryonic tumors
____________ almost never occur in young children?
carcinomas
Major bone tumors in childre are?
osteosarcomas and Ewing sarcoma