HEART-LUNG MACHINE eng. Hassanain Ali Lefta Mossa * ‚ HasAli76@yahoo.com During an open-heart surgery (such as valve surgery)‚ an extracorporeal (i.e. outside the body) equipment called the heart-lung machine takes over the functions of the heart and lungs‚ so that the heart can be carefully stopped while the vital organs continue to receive blood and oxygen. The surgeon can then operate in a blood-free surgical field without interference from bleeding or the heart’s pumping motion. The principle
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My topic is Cancer. I chose this topic because 6 year back my sister died due to Leukemia and my mom had a surgery for brain tumor this year and she have Lung cancer. Cancer is the disease caused by an uncontrolled division of abnormal cells in a part of a body. The cell can spread to other parts of the body through blood and lymph system. There is not one kind of cancer there are more than 100 types of cancer. They can be grouped in to broader categories. The main categories of cancer are Carcinoma
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Radiation therapy uses high-energy radiation to shrink tumors and kill cancer cells. X-rays‚ gamma rays‚ and charged particles are types of radiation used for cancer treatment. The radiation may be delivered by a machine outside the body called a linear accelerator to focus x-rays directly on the tumor or tumor bed (external-beam radiation therapy)‚ or it may come from radioactive material placed in the body near cancer cells (internal radiation therapy‚ also called brachytherapy). Systemic
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Cancer is a word that no one wants to hear or think about‚ however there are many people that are faced with this ugly word every day. The denotative definition of cancer is a malignant and invasive growth or tumor‚ especially one originating in epithelium‚ tending to recur after excision and to metastasize to other sites. To many Americans cancer is so much more than this definition‚ it is estimated that 1‚638‚910 men and women will be diagnosed with cancer in 2012 according to the national
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Pathophysiology of Metastatic Liver Cancer Liver metastases are cancerous tumors that have spread to the liver from somewhere else in the body. Cancers that may spread to the liver include: • Breast cancer • Colorectal cancer • Esophageal cancer • Lung cancer • Melanoma • Pancreatic cancer • Stomach cancer The risk of cancer spreading to the liver depends on the site of the original cancer. A liver metastasis may be present when the original (primary) cancer is diagnosed‚ or it may occur
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Breast Cancer Breast Cancer is very severe and deadly cancer‚ and needs to be prevented quickly. By accomplishing this goal we need to get more people involved to spread the information. Without the very important information about Breast Cancer being spread around to other women‚ the death rate caused of Breast Cancer can sadly and unfortunately rise even larger‚ and as people‚ we shouldn’t want this at all! People should donate and or support Breast Cancer because a lot of people are dying from
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Brain Cancer The brain is made up of millions upon millions of cells. These cells are formed from before birth‚ up until about 7 years old. Once these brain cells stop dividing‚ they are never meant to divide again. You can see that the division of brain cells is under strict regulation and control. When this control is lost in a single cell‚ then it starts dividing in an uncontrolled manner. All of the data obtained through research on cancer shows that this disease is caused by a rapidly dividing
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there is so much cancer now yet when you look at who’s getting cancer and where it is predominately a problem it is not difficult to find the reasons why. Today the food we eat has changed and so has the rate of cancer in western developed countries where it is highest. Today we suffer from a different set of health problems than 50 to 60 years ago and cancer is one of the main ones. What we eat determines our state of health. Most patients who are successful in healing cancer make significant changes
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and neck cancer is a broad term that describes many different cancers that start in the head and neck. Most oral‚ head and neck cancers begin in the cells that make up the moist tissues (mucosal surfaces) of the mouth‚ nose and throat. Like other cancers‚ these cancers occur when abnormal cells begin to grow and divide uncontrollably and form a mass‚ called a malignant tumor. Doctors identify oral‚ head and neck cancers by the area in which the cancer begins: Lip and oral cavity cancer occurs
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wellness seriously. As you get older‚ your risk factors for cancer and heart disease increase dramatically. Even people who are in great shape can be susceptible to serious health issues as they grow older‚ so it’s important to start seeing your doctor for annual screenings. Annual screenings are important not just for the peace of mind for yourself or your loved ones‚ but they may also save your life. With advancements in modern medicine‚ many cancers and diseases can be eliminated if they are detected
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