Literature The review of related literature in this chapter is composed of principles and discussions of facts about the side effects of radiation therapy to the cancer patients. The chapter begins with a brief history about radiology as a medical science‚ and radiation therapy as a form of medical treatment of diseases. Lastly it enumerates the side effects of radiation therapy and the risks associated with it. Brief History and Definitions of Radiology as a Medical Science In 1895 Roentgen began experiments
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Brachytherapy (also known as internal radiation therapy) is the use of radioactive ‘seeds’ to help destroy cancerous cells. It is commonly used as a treatment for cervical‚ prostate‚ breast and skin cancer. How long the treatment will take will depend on where the tumor is and how large it is. Brachytherapy works from the inside of the body by placing the radioactive ‘seeds’ into the body next to the tumor. About 4/10 people with cancer have some type of radiation therapy as their treatment. History
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Understanding UV radiation The sun sends out different types of radiation – visible light that we see as sunlight‚ infrared radiation felt as heat and UV radiation that we can’t see or feel. Are there different types of radiation in sunlight? Yes. The types of radiation include • visible light‚ which gives us the colours we see‚ • infrared radiation which gives us the warmth we feel‚ and • ultraviolet (UV) radiation. Except in extreme situations‚ neither visible light nor infrared radiation from sunlight
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The year 2010 was a watershed moment in the field of radiation oncology‚ due to articles written by Walt Bogdanich in the New York Times. These articles critiqued leadership‚ radiation dose‚ and patient safety‚ and accused the community of using unsafe practices (Washington & Leaver‚ 2016). While there had been previous accidents which injured and killed patients during the 1980s‚ those few accidents were attributed to equipment faults‚ as computer equipment was merged with treatment delivery equipment
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to feel effects such as dizziness‚ blurry vision‚ swollen appendages‚ but the worst effect is a fiery rash that covers 50 percent of his body. No doctors have been able to diagnose him‚ because he is not sick with a normal sickness‚ he has radiation poisoning. The oil companies have not disclosed the radioactive tracers in this water‚ but these tracers
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modern times‚ lead has found a wide range of uses‚ and world demand for lead and its products has steadily increased. Lead’s usefulness stems from the metal’s many desirable properties: softness‚ high density‚ low melting point‚ ability to block radiation‚ resistance to corrosion‚ readiness to form alloys and chemical compounds‚ and ease of recycling. Its versatility‚ as well as its physical and chemical properties‚ accounted for its extensive use. Lead can be rolled into sheets which can be made
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Milena Ramos Infants Lead Poisoning Silent‚ Odorless and invisible killer * Elevated levels of lead in the blood can damage a developing child ’s brain and nervous system. * The poisoning can cause physical impairment * Severe Lead poisoning can cause death. * Causes IQ deficiencies‚ learning disabilities‚ impaired hearing‚ reduce attention spans‚ hyperactivity‚ and decrease growth. Lead poisoning Lead poisoning is a serious and sometimes fatal condition. It occurs when lead
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Egyptian tombs dating back to about 1500 B.C. Then about ten years later people noticed that mercury was poisonous. People were so called becoming insane. The mercury leaked out of their hats and into their skulls. Common symptoms of mercury poisoning include itching‚ burning‚ pink cheeks‚ fingertips and toes and neurological symptoms. The reason they call it a “mad hatter” is because the mercuroius nitrates fumes came off the hats and made them insane / mad. Unfortunately they did not know
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Dolphins have been kept in captivity for since the 1870s. The keeping of dolphins has long been a controversial issue. The main argument for keeping dolphins in captivity relates to the positive conservation message that seeing a living dolphin can create. Those who argue against dolphins in captivity highlight the inadequacy of dolphinariums to cater for the needs of these highly intelligent creatures. Today‚ North American dolphinariums are successfully breeding these cetaceans and are not dependent
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Standard was forbidden to manufacture TEL there again without state permission. Midgley himself was careful to avoid mentioning to the press that he required nearly a year to recover from the lead poisoning brought on by his demonstration at the press conference. He sought treatment for lead poisoning in Europe a few months after his demonstration at the press conference. Midgley was relieved of his position as vice president of GMCC but continued to work for them. Midgley died three decades before
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