Neoplasia Flashcards
What percent of people die from cancer
16%
what are top 5 cancer for men
- lung
- liver
- stomach
- colorectal
- prostate
what are top 5 cancers for women
- breast
- lung
- colorectal
- cervical
- stomach
about __ % of all deaths from cancer occur inlow and middle income countries
70%
what percentage of cancers are preventable
30-50%
tobacco is responsble for approx what percent of cancer deaths
22%
cancer definiton
uncontrolled growth and division of abnormal cells
benign
localized tumor
does not invade surrounding tissue
unregulated
irreversible
not able to metastasize or invade
well differentiated (looks close to original)
slow growth
no recurrence after removal
rarely causes death
malignant
cancerous tumor that invades surrounding tissue
metastasize (spreads) to distant organs
ability to invade basement membrane
unregulated
irreversible
ability or invade and metastasize
poorly differentiated
fast growth
recurrence after removal
cause death
how can cancer spread
has to get through the basement membrane of epithelial cells
what percent of cancer is genetic
5-10%
what percent of cancer is related to modifiable risk factors
90-95%
whats a tumor
abnormal new growth of tissue
1 in __ women inthe US will be diagnosed with invasive cancer
2
1 in __ men will be diagnosed with cancer in the US
3