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Sickle cell anemia conclusion
Anatomy and physiology of sickle cell anemia
Sickle cell anemia conclusion
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A Change of the Blood
Sickle Cell Anemia is a blood disorder which is passed down from parents to a child. Many people have Sickle Cell Anemia in the U.S and around the world. These people have a wide variety of symptoms, varying from semi-severe to life threatening problems while others live with little to no recognizable symptoms.
Sickle Cell Anemia is caused by a genetic mutation in the hemoglobin inside of red blood cells. The mutation occurs in the hemoglobin gene on the 11chromosome. The mutation causes the red blood cell to get deformed in to a rod shape similar to a farmers Sickle, hence the name. Sickling of the red blood cells is when the cell polymerizes into rigid rods that alter the shape allowing them to get trapped in small blood vessels. (Laberge, p3) The sickle cell disease can help reduce the chance of the malaria in the patient, by the sickle cell dyeing faster than malaria can take effect. Sickle Cell Anemia is an autosomal recessive disease. The chance that a new born baby will have the disease is dependent on the parents and whether or not they have the trait or disease. If both parents have the disease or trait the child has a 25% chance to have Sickle Cell Anemia. The child also has a 25% chance to not have the disease or trait at all. There is also a 50% chance that the child just has the trait, which causes no health problems, but allows the disease to get passed on to the next generation.
Sickle Cell Anemia can drastically affect someone’s way of life in many ways. From early childhood and the rest of your life, you will be at the mercy of modern medicine to ease you of your pain and ward off infections. The disease is also life threatening, people with this disease suffer from strokes,...
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...int Problems - Compromised blood flow causes bone damage. This can occur late in childhood and can greatly affect the joint movement with pain.
Although the average life span for people who have the sickle cell disease is less than a normal one. They can still live a productive life with the proper care and medical treatment when needed. At this time the disease does not have a cure, though modern medicine is getting better at numbing the pain and stopping the symptoms.
References
Heterozygote superiority. (n.d.). In World of biology. Retrieved from Gale Science in Context database. (Accession No. CV2431500311)
Sickle cell anemia. (n.d.). Retrieved January 26, 2014, from WebMD website: http://www.webmd.com/default.htm
Sickle cell disease. (2011). In The gale encyclopedia of medicine. Retrieved from Gale Science in Context database. (Accession No. DU2601001701)
Rantala, M. J., and Roff, D. A. 2006. Analysis of the importance of genotypic variation,
revealed that three of the fourteen samples were were homozygous while the other eleven were
Osteogenesis Imperfecta (OI), also called fragile bone ailment or Lobstein disorder, is an inherent bone issue portrayed by weak bones that are inclined to break effortlessly with practically zero cause. A arrangement of various sorts of OI is regularly used to depict how seriously a man with OI is affected.OI is brought on by hereditary deformities that influence the body's capacity to make solid bones. In predominant established OI, a man has too little sort I collagen or a low quality of sort I collagen because of a transformation in one of the sort I collagen qualities which makes the bones
Pierron, D. Chang, I. Arachiche, A. et al. 2011. Mutation Rate Switch inside Eurasian Mitochondrial Haplogroups. Plos one 6(6): e21543.
In the continent Africa, about 1 in 100 individuals develops this disease. We ask ourselves why is the frequency of a potentially fatal disease so much higher in Africa? The answer is related to another deadly disease, which is called malaria. Chills, fever, vomiting, and severe headaches characterize malaria (GENETICS Sickle Cell Case Study. (n.d.). 2000, October 19). Malaria is caused by a disgusting parasite called Plasmodium that is transmitted to humans by mosquitos. When the malaria parasites invade the bloodstream, the red blood cells that contain defective hemoglobin get sickle cell out and die (Facts About Sickle Cell Disease. 2014, January 16). This helps protect the individual with Sickle Cell Anemia from an infection of malaria. As you can see, this is why a variety of areas in the world has a high rate of malaria, such as
Sickle Cell Disease (SCD) (also known as Sickle Cell Disorder or Sickle Cell Anemia) is an inherited blood disorder where the red blood cells have abnormal sickle-shaped hemoglobin S (HbS) called sickle haemoglobin (National Heart Lungs and Blood Institute (NHLBI), 2015). The disease, according to medical sciences, is inherited from both parents as part of their genetic makeup and is usually caused by some abnormalities in haemoglobin which is a protein in red blood cells that conveys oxygen through the body. Whereas normal red blood cells are round, in people with sickle cell anemia, a defective substance in red blood cells changes the shape of the cells. The normal haemoglobin called haemoglobin A (HbA) is replaced by HbS which later becomes
Osteogenesis imperfecta (OI), also known as brittle bone disease, is a rare genetic disorder with the main characteristic being that the bones break very easily, usually for no apparent reason. The major cause of osteogenesis imperfecta is a mutation in the genes that produce collagen. Collagen is the main protein that works toward the production of connective tissue. Individuals with this disorder will produce less collagen than needed, which causes the bone development to be endangered. This could result in bone deformities. There are four types of osteogenesis imperfecta, and in all four types you will see bone fragility with multiple fractures and bone deformities.
“In the United States, it's estimated that sickle cell anemia affects 70,000–100,000 people, mainly African Americans” (NHLBI, NIH, Who is at risk for sickle cell anemia). SCD is a disease that is a serious disorder in which the body can make normal blood cells and sickle shape cells. Sickle shape cells can block the blood flow in your vessels and cause pain or organ damage also put you in risk for infections. SCD has no cure available but there are many treatments out there to deal with the complications of it. From over years treatments did get better from way back in the day doctors have learned. Sickle cell disease has lack of attention and funding because it’s only affecting African American the most.
Sickle cell anemia is an inherited disease of red blood cells. Normally red blood cells contain a protein called hemoglobin A, which carries oxygen to all the organs in the body. With sickle cell anemia, however, the body makes a different kind of protein, called hemoglobin S.
Sickle cell anemia is a blood disorder that is inherited from both parents in which the body produces abnormally shaped red blood cells. In sickle cell anemia, the hemoglobin in red blood cells links together; resulting in the red blood cells to become rigid and a C-shaped. These deformed cells block blood and oxygen flow in blood vessels. Sickle cells deteriorate quicker than normal red blood cells, which results in anemia.
Other metabolic bone diseases are osteoporosis, gout, OSTEOARTHRITIS, and PAGET'S DISEASE. Nutritional Disorders Nutritional deficiencies that result in bone damage include RICKETS in children and osteomalacia in adults, caused by a lack of vitamin D. In children, calcium and phosphate are poorly distributed on bones during development, resulting especially in deformity of the legs and arms. In adults, bones of the spine, pelvis, and legs become demineralized and the bones weaken.
Sickle Cell Anemia is an inherited blood disorder that is extremely challenging to live with. Its symptoms are many, with the most prominent being severe pain that can become unbearable to the point where hospitalization is required. Because sickle cell is a genetic disorder, a person is born with it and it is usually permanent. Unfortunately, there are risks and complications associated with this disease. However there are various treatment options for a patient with sickle cell and also support to help people understand and cope with this challenging disease.
On the other hand, the authors found that linkage disequilibrium (LD) between SNP and CNP was not much different from that between two SNPs. The authors demonstrated that an increased mutation rate and larger number of segregating alleles hardly affects LD with a nearby SNP.
M Dufrasne, I. M. (2013). Journal of Animal Science. Animal Genetics , Volume 91 (12).