The Biological and Medical Effects of Radiation

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Benefits of Radiation Therapy
What is Radiation Therapy? • Radiation therapy uses high powered x-rays or radioactive seeds to kill cancer cells. • Most harmful to cancer cells than normal cells. • Prevents cancer cells from growing and dividing • It is used to fight many types of cancer • Used to shrink tumor before surgery. • Used to prevent the return of cancer cells after surgery • Can be used to provide temporary relief of symptoms or to treat malignancies that cannot be removed with surgery
Page 1 and 2: The Biological and Medical Effects
Page 3 and 4: Types of Radiation • There are ma
Page 5 and 6: Types of Ionizing Radiation • Gam
Page 7 and 8: Effects of Ionizing Radiation http:
Page 9 and 10: Background Radiation We are constan
Page 11 and 12: Danger of Low Dose Radiation • Lo
Page 13 and 14: Putting Risk into Perspective • A
Page 15 and 16: Acute Effects of Whole Body Exposur
Page 17 and 18: Lethal Doses • Mammals LD 50 =350
Page 19 and 20: Different Stages - Initial Stage
Page 21 and 22: Different stages - Late • Period
Page 23 and 24: Levels at Hiroshima/Nagasaki 1 Siev
Page 25 and 26: Famous Survivors • Sadako Sasaki
Page 27 and 28: • Hundreds of times more radioact
Page 29 and 30: Questions • Should the US governm
Page 31 and 32: Continued • Nonionizing: radiatio
Page 33 and 34: Symptoms • Appear sooner with hig
Page 35 and 36: Syndromes • Prodromal Syndrome
Page 37 and 38: Long Term Effects • Cataract Indu
Page 39 and 40: Testing and Diagnosis • Known Exp
Page 41 and 42: Treatments and Drugs • Goals •
Page 43: Supportive Treatment • Additional
Page 47 and 48: Side Effects of Radiation Therapy
Page 49 and 50: Effects on Cancer • Response base
Page 51: Discussion • Should physicians co

The Biological and Medical Effects of Radiation

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