BPS 1101 Lecture Notes - Lecture 6: Stomach Cancer, Colorectal Cancer, Cancer Cell

• School: University of Ottawa
• Department: Biopharmaceutical sciences
• Course: BPS 1101
• Professor: William Ogilvie

Document Summary

Benign: cysts, warts, etc that aren"t harmful that grow to a certain size. Benign lesions can be fatal in developing countries. Malignant: body part grows uncontrollably & takes over. Cancer = 1/4/25% deaths in us, exceeded only by heart disease. In 2001, there were 553,768 cancer deaths in the us; Over 75% cases occur after age 55. Cancer treatments are unpleasant & low survival rate. Causes 570,000 deaths per year in north america (1500 per day cancer death rate by age. Change in the us death rates* by cause, 1950 & 2001. 1950 vs 2001 = cancer death rate 0. 2% high in 01 vs other rates for major chronic diseases decreased. The age-adjusted death rate from all cancers combined stabilized from 1998 to 2000, after decreasing from 1990 to 1998. The stabilization of death rates, during the most recent time period may be due, in part, to changes in the classification and coding of causes of death.