Introduction Flashcards
Role of the PCP in Cancer
Prevention
Screening
Diagnosis
Management of symptoms (treatment or CA)
Prevention of Cancer
Tobacco cessation Nutrition Physical activity Moderate alcohol consumption Weight management Decrease sun exposure Decrease medical radiation
Most Common Cause of Preventable Cancer Death
Tobacco
What lowers the risk of several GI cancers?
Fruits & vegetables
High intake of what is associated with an increased risk of colon cancer?
Red meat
Cancers & Type 2 Diabetes
Increased risk in liver, pancreas, & endometrium CA
Lower increased risk of colon, breast, & bladder CA
Decreased risk of prostate CA
Increased Physical Activity can Decrease Risk of What Cancers
Liver Pancreas Stomach Endometrial Prostate Breast Colon
How Exercise Decreases CA Risk
Decreased insulin levels
Improved immune function
Altering levels of hormones, growth factors, prostaglandins, & build acid metabolism
Excessive ETOH Increases Risk of what CA
H&N
Esophagus
Liver
Obesity & Cancers
Breast Uterine Colorectal Esophageal Renal
Medical/Ionizing Radiation
Effects cumulative
Majority from CT scans
Define Ionizing Radiation
Causes electrons to detach from subatomic particles forming free radicals
Problems with Free Radicals
Interfere with chemical bonds
DNA mutation or cell death
Damage to essential cellular enzymes
Radiation Induced Cancers
Myeloma Leukemia Lung CA Thyroid CA Breast CA Bone CA Skin CA
How to protect patients from medical radiation?
Protect patients from medical imaging studies must be limited & medically justified