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Cancer and the immune system essay
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The emphasis on health and fitness has become paramount in our society today in an effort to prevent and combat diseases such as Cancers. Cancers are a group of over 100 diseases that affects every aspect of the human system from skin, to bones, to muscles, to blood. One of the most common blood disorders is Leukemia. As defined by the U.S. National Library of Medicine, Leukemia is a type of blood cancer that begins in the bone marrow. The bone marrow is the soft tissue in the center of the bone that is responsible for the production of blood cells. The term leukemia means white blood. The term leukocytes refer to white blood cells, which are body’s defense against infections and other foreign substances. When Leukemia occurs there is an uncontrolled increase in the number of white blood cells. When this occurs, these cancerous cells inhibit the production of healthy red blood cells, platelets, and mature white blood cells. Over time the cancerous cells can spread to the bloodstream and lymph nodes. They can also travel to the Central Nervous System and the rest of the body. The University of Texas MD Anderson Cancer Center states the disease is divided into two major types namely acute and chronic. The acute types of the disease are those that progress quickly and involve an overgrowth of very immature blood cells. This becomes life threatening because very few mature cells mean that the body loses its ability to prevent infection, anemia and bleeding disorders. A diagnosis of the acute type is given when the immature cells found account for 20% or more of the blood cells produced. The chronic type progress slowly and involves an overgrowth of mature blood cells. In contract to the acute type people affect by this type usually h... ... middle of paper ... ...ial support system they can learn that these resources are available for other problems that may arise not related to the disease. Leukemia like any other cancer is devastating especially when it affects children and especially when they are too young to understand most of what is happening to their bodies. Facts like these are what should be used to motivate researchers and caregivers to help to make the process of treatment and care for patient dealing with disease one that is pleasant and supportive. The research should be taken seriously and it is hoped that in the future a cure can be found and the cause of the disease can be explained. It is also hoped that achievements like those can give families who are coping with disease or who have lost loved ones to the disease can find closure and solace in knowing that other may not have to go through what they have.
Leukemia is the most common form of cancer among children and teens. It is responsible for almost 1 out of 3 cancers. Leukemia typically begins in the bone marrow and causes a rise in the number of abnormal white blood cells. This often leads to symptoms such as bleeding and bruiding issues, feeling tired, feverish and more susceptible to infections. This is a result of a lack of normal blood cells. Dr's test for leukemia through blood tests and bone marrow biopsies. There are 4 main types of leukemia; Acute Lymphoblastic Leukemia (ALL), Acute Myeloid Leukemia (AML), Chronic Lymphocytic Leukemia (CLM), and Chronic Myeloid Leukemia (CML). There are however, less common types of Leukemia.
Leukemia is a form of cancer that starts in the stem cells of the bone marrow that make blood cells. A bone marrow is the material that fills the center of most bones which is where blood cells are made. Leukemia is basically a blood cancer where the cells do not form properly. Leukemia is found in blood cells and since blood cells do not have chromosomes or DNA then they cannot divide or reproduce like somatic cells do. Blood cells form in the bone marrow and when too many blood cells form in the human body then Leukemia cancer is developed. There are three different types of blood cells that increase out of control and are produced in the bone marrow which are White blood cells [leukocytes], Red blood cells [erythrocytes] and Platelets. White blood cells are part of the immune system and help fight off infections. They too aid in the curing of sores, wounds and cuts. Red blood cells hold haemoglobin which carries oxygen and takes out carbon dioxide to and from the cells throughout different organs of the body. Platelets help poke holes in the blood vessels and form clots just as blood vessels are corrupted or damaged (What is Leukemia? par. 4 & 5).
Leukemia is a cancer of the white blood cells, and leukemia cells form in the bone marrow like other normal blood cells. The exact causes of leukemia are unknown, but there are some known risk factors that may lead to leukemia. These include being exposed to radiation, smoking, undergoing chemotherapy, having a genetic disorder, having a number of blood disorders, and a family history of leukemia. There are two different categories of leukemia: chronic and acute. Chronic leukemia gets worse slowly, whereas acute leukemia gets worse quickly. Depending on the type of leukemia, the symptoms may not even be apparent. In chronic leukemia, it is not uncommon for patients to be totally unaware of their disease until a routine check-up. However, symptoms may be experienced right away in patients with acute leukemia. Some symptoms of leukemia include fever, night sweats, headaches, change of appetite, unexpected weight loss, bruising easily, bleeding easily, fatigue, swollen lymph nodes, recurrent infections, and pain in the bones or joints. Conversely, these symptoms may not even be due to leukemia at all....
The Phase I trial will be discussed here as it pertains to the topic at hand. The typical treatment for cervical cancer if surgery is not a viable option – like if the cancer has spread, then called locally advanced cervical cancer – is chemotherapy and radiation treatment at the same time. This phase I clinical trial is simply looking to add ipilimumab to this regimen, but once the chemo/radiation has been completed (LACC article). Chemo and radiation destroy tumor cells, which causes tumor-associated antigens to be released. Once released, these antigens are exogenous (outside the cell) and will be presented to helper T cells to initiate an immune response.
...L), and chronic myeloid leukemia (CML). All four types affect both children and adults, but children are more prone because of their weak immune systems. Many of their white blood cells get destroyed, making their body work harder to fight off infections. Various treatments are giving to patients, and some may cure them while others prolong them. Some have signs and symptoms while it takes a while to develop in others. Treatment effectiveness depends on the person and other factors including age. Let’s pray for our leukemia patients and celebrate with those that have beat cancer.
Childhood leukemia is a fast-growing cancer, most common in teens and children. It is cancer of the white blood cells. The affected cells for in the patient's bone marrow and very quickly travel through the bloodstream, attacking any healthy cells they encounter on the way. There are many things that may cause this cancer.. Some causes can be low immune system, and unhealthy environmental surroundings such as smoking. There are also some argued-about causes that are a bit on the controversial side, such as living near a nuclear power plant, or how old the patient’s mother was when they were born. The most common cause currently known is heredity.
Chemotherapy, which is a cancer treatment that uses drugs to target and destroy the cancer cells, is the most-common route of a patient diagnosed with Leukemia. It can come via pill, cream on your skin, or even an injection. Although this treatment sounds harmless, it can actually start affecting other parts of your body that were otherwise healthy, and can also cost a fortune. Another treatment option is radiation. This treatment option uses high-energy waves to destroy cancerous cells. A disadvantage of this procedure is that it has a likely-chance of killing normal cells which are not doing any harm to the body. Side effects will depend on certain situations. The third procedure is bone marrow transplant. As described earlier, the bone marrow transplant has to come from a relative or someone with the same body structure as the patient. Any donor must be healthy and willing. The bone marrow is crucial to your body,and if anything goes wrong, it could affect the whole body. Each of these solutions for a child with cancer have pros and
Leukemia & Lymphoma is a cancer of the white blood cell and is produced in the inside of the bones. That causes the white blood cells to fail and not maturing properly. Cancer is one of the most feared sicknesses. Cancer can affect the whole body. Blood cancer can be long-lasting which can be an slow-moving disease and you might not feel any signs of sickness right away. On the other hand Acute Blood cancer is usually a fast-moving cancer and you may feel different signs of sickness right away.
The main treatment for children with ALL is chemo, which has 3 phases: induction, consolidation, and maintenance (American Cancer Society). The goal of induction is to bring remission. Leukemia cells are no longer found in bone marrow samples and counts are normal. More than 95% of children with ALL go into remission after 1 month of treatment (American Cancer Society). Consolidation involves diminishing leukemic cells in obscure places. Several drugs are used to facilitate this process, depending on the child?s risk category. Children may benefit from a stem cell transplant at this time (American Cancer Society). Maintenance occurs if leukemia stays in remission successfully after receiving first two phases of treatment. The total length of therapy for all three phases is two to three years for most children with ALL (American Cancer
The disease is known by the uncontrolled growth of blood cells, usually white blood cells in the bone marrow (“Leukemia Information”). The leukemia cells overcrowd and replace normal blood and marrow cells (“Leukemia Information”). Leukemia is likely to occur when when some blood cells have mutations in their DNA. There could be other changes in cells that could contribute to the forming of Leukemia (“Leukemia”). According to Leukemia Causes - Mayo Clinic, Certain abnormalities cause the cell to grow and divide more rapidly and to continue living when normal cells would die. Over time, these abnormal cells can crowd out healthy blood cells in the bone marrow, leading to fewer healthy white blood cells, red blood cells and platelets, causing the signs and symptoms of leukemia (“Leukemia”). Leukemia is classified based on its speed of progression and the type of cells involved
Leukemia is a disease in which the bone marrow and other cells are not functioning properly which produce the numbers abnormal cells. Scientist do not know the exact cause of leukemia. Some scientist say that leukemia can be cause by a DNA mutated by some blood cells. There are 4 types of leukemia, leukemia is a cancer that’s start in the blood forming cells of the bone marrow. When one of these cells changes and become a leukemia cell (cancer.org). Red blood cells and white blood cells are completely different. They both are needed for the body to function properly. The red blood carry oxygen while the white blood cells do not (wisgeek.org). If there are too much white blood cells in the body and less red blood cells in the body can led to
Acute lymphocytic leukemia, or ALL, is a type of cancer that starts in the bone marrow where early blood cells are made. It is also called acute lymphoblastic leukemia. (American Cancer Society, 2016). Leukemia is cancer of the blood and the blood forming tissues. It is characterized by overproduction of lymphocytes. Acute leukemias involve lymphocytes that grow rapidly, but abnormally (Leukemia, 2016). According to American Cancer Society (2016), “The term ‘acute’ means that the leukemia can progress quickly, and if not treated, then it could be fatal within a few months. Lymphocytic means it develops from early forms of lymphocytes, a type of white blood cells.”
Leukemia is a cancer of the blood cells. Though it is thought as a children’s condition, it is actually affects more adults. This condition is more common in men than women, and more common in whites than African-American. There is nothing you can do to prevent yourself from getting this disease. In your body, there is a rise of white blood cells. All the extra white blood cells crowd the red blood cells and platelets. All the extra white blood cells don’t work right away, which causes a problem.
First I will be explaining what Leukemia is and who, how, and where you can get it. Leukemia is actually an untreatable disease that is known to be in young children but actually
I remember the tears in my parents’ eyes the day my older brother, Niraj, was diagnosed with Thalassemia major, a blood cancer where hemoglobin is deformed resulting in improper oxygen transport. I remember the countless times he had been rushed to the hospital in the middle of the night, leaving me to wake up in the morning to an empty house. Most regrettably, I remember slowly drifting away from my parents as our top priority became saving my brother. I tried to help as much I could, but how much could a nine year old girl contribute to curing cancer? The cancer affected not only my brother, but also my entire family. It was brutal, tragic, hapless and most notably a thief. It stole time, effort, money, and energy, but the most important