View source for 15. Epidemiology and prevention of breast cancer

* Epidemiology
** Most common cancer in females
** Second most common cause of cancer-death in female
* Etiology
** Age
** High fat intake
** Ethnicity
*** Caucasian > black > asian
** Increase oestrogen exposure
*** Late menopause
*** Early menarche
*** Late first pregnancy
*** Nulliparity
*** Oral contraceptive
*** Overweight
** Not breastfeeding
** Radiation
** Physical inactivity
** Familial
*** BRCA1 and 2
* Prognosis
** High 5-year survival: 85%
*** Much lower in Asian women
* Prevention
** Screening
*** Yearly mammogram after 40
*** Clinical breast exam every 3 years after 20
*** Breast self exam
** Prevent obesity
** Physical activity

[[Category:Public health 5 - Detailed epidemiology]]