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Marfan disease research paper
Marfan disease research paper
Marfan syndrome research
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Marfan syndrome is a genetic disorder that affects the connective tissue. It is the most common inherited disorder of connective tissue that affects multiple organ systems. It is also called arachnodactyly. This autosomal-dominant condition has an incidence of 2-3 per 10,000 individuals. It is caused by a defect in the gene that tells the body how to make firillin-1. This a protein that helps make up connective tissue. The mutation causes more of the protein called transforming growth factor beta to be produced. Because connective tissue is located throughout the body many different parts of the body can be affected.
The gene that causes Marfan usually is passed down from a parent, but there are some people who have it with no known
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Sometimes surgery is performed to replace the aortic root and valve. People with Marfan also are monitored for scoliosis especially during their teenage years. There is no cure for Marfan syndrome. It is important that people with Marfan do not smoke as they are at risk for lung damage. Pregnancy should be monitored as a high-risk situation. Also genetic counseling is advised. There is a fifty percent change that the parent will pass the disease on to their children.
Marfan may also cause social, emotional, and financial stress. There may be concern about not being able to have children or passing the gene on to future generations. The life expectancy of a person with Marfan is two thirds that of a person without the disease, but this is increasing due to improvements in recognition and treatment.
Scientists are conducting research to help with the aortic weakening and rupture that is a characteristic of Marfan. Clinical studies are being conducted to evaluate the usefulness of certain medications in preventing or reducing problems with the aorta. There are organizations like the National Marfan Foundation and the March or Dimes Birth Defects Foundation that work to provide resources and support to those affected by
DMD also known as muscular dystrophy is muscular disease that occurs on young boys around age four to six. Muscular dystrophy is genetically transmitted disease carried from parent to offspring. This disease progressively damages or disturbs skeletal and cardiac muscle functions starting on the lower limbs. Obviously by damaging the muscle, the lower limbs and other muscles affected become very weak. This is ultimately caused by the lack dystrophin, a protein the body produces.
Also evident are molluscoid pseudotumors (fleshy lesions associated with scars) frequently found over pressure points (e.g. elbows) and subcutaneous spheroids, which are commonly mobile and palpable on the forearms and shins. Complications of joint hypermobility include sprains, dislocation are common in the shoulder, patella and temporomandibular joints Muscle hypotonia and slower gross motor development also can occur It is inherited in an autosomal dominant manner (Clarke, D., Skrocki-Czerpak, K., Neumann-Potash, L.). In the Hypermobile type of EDS, the joints of the body experience Hypermobility, which is the dominant clinical manifestation. General joint hypermobility affects large (elbows, knees) and small (fingers and toes) joints. Skin is hyperextensible, smooth/velvety, and bruising occurs easily as well.
Weyman, A. E., & Scherrer-Crosbie, M. (2004). Marfan syndrome and mitral valve prolapse. Journal of Clinical Investigation, 114(11), 1543-6. Retrieved from http://search.proquest.com/docview/200501268?accountid=158514
“Hypoplastic left heart syndrome accounts for 9% of all critically ill newborns with congenital cardiac disease, causing the largest number of cardiac deaths in the first year of life.(2) ” HLHS is a severe heart defect that is present at birth. HLHS combines different defects that result in an underdeveloped left side of the heart. This syndrome is one of the most challenging and difficult to manage of all of the congenital heart defects. Multiple portions on the left side of the heart are affected including the left ventricle, the mitral and aortic valve, and the ascending aorta. These structures are greatly reduced in size, or completely nonexistent causing the functionality of the left heart to be reduced, or non-functional all together.
The range and severity of symptoms and findings may be extremely variable, including among affected members of the same family. However, primary findings may include premature closure of the fibrous joints between certain bones of the skull, unusually flat, underdeveloped midfacial regions abnormally broad great toes, and/or malformation or fusion of certain bones within the feet. In some cases, Jackson-Weiss Syndrome may result from new genetic changes that appear to occur randomly for unknown reasons. In other affected individuals, the disorder may be inherited. Mutations in the FGFR2 gene cause Jackson–Weiss syndrome. The FGFR2 gene produces a protein called
Most serious structure with regards to Osteogenesis Imperfecta , the greater part of these cases are endless in great conditions, which means the vast majority of the cases wind up in premature birth by the guardians or unnatural birth cycle by nature . In any case, a portion of the uncommon cases that do survive present breathing challenges much of the time deadly at or soon after birth, regularly because of respiratory
...esearch that improves diagnosis and treatment for all of the different body systems that are affected by the single gene mutation known as Marfan syndrome. This includes the respiratory system…the lungs, and the skeletal system…scoliosis, joints, and ligaments, visual… vision, and cardiovascular…the heart and the blood vessels like the aortic valve (Marfan Foundation, 2013). Genetic testing also helps to identify where the mutations are exactly and this can help with treatment advances for Marfan syndrome.
There is no actual treatment or any pharmaceutical cure for facioscapulohumeral muscular dystrophy. The only way to cope with this disorder is to treat the side effects it causes and prevent any other complications that arise from the onset of facioscapulohumeral muscular dystrophy.
(Calendar 2013) Waardenburg Syndrome is a rare genetic disorder meaning that is caused by a mutation of genes. The disorder is classified as type I, II, III, or IV based on inheritance pattern and symptoms (Genetics 2013). Waardenburg Syndrome is an incurable disorder that is inherited from either one or both parents. If it came from one parent, it is an autosomal dominant pattern and if it came from both, it is known as an autosomal recessive pattern (Calendar 2013).
According to “Heart Disease and Marfan Syndrome” (n.d.) Marfan syndrome is caused by a change in the gene that controls how the body makes fibrillin, a part of connective tissue that contributes to its elasticity and strength. It is also stated that Marfan syndrome is mostly inherited from a parent, but 1 in 4 cases occurs when the patient has no known family history of the disease. To add, the condition occurs
Muscular dystrophy (MD) is a genetic disorder that weakens skeletal muscles, the muscles that enable the human body to move. People with muscular dystrophy have missing or incorrect information in their genes, which prevents them from making the proteins they need for healthy muscles. Due to fact that muscular dystrophy is genetic, it is not contagious or contractible from another person; a person must be born with the problem.
Muscular Dystrophy is a genetic disorder in which your muscles drastically weaken over time. Muscles are replaced with “connective tissue,” which is more of a fatty tissue than a muscular one. The connective tissue is the tissue that is commonly found in scars, and that same tissue is incapable of movement. Although Muscular Dystrophy affects muscles in general, other types affect certain groups of muscles, and happen at different periods throughout a lifetime. For example one of the most common types, Duchenne Muscular Dystrophy, targets muscles in the upper thigh and pelvis. The disease is displayed throughout early childhood, usually between ages four and seven. This genetic disorder occurs only in boys. People have difficulty sitting up or standing and lose their ability to walk in their early teens. Sadly most people die by the age of twenty. A second common type, Becker’s Muscular Dystrophy affects the same muscles as Duchenne, but first appears in teenage years. Most people with Becker’s only live into their forties (Fallon 1824-1825).
The purpose of this paper is to establish an understanding of the rare heart disease Tetralogy of Fallot. Tetralogy of Fallot is a congenital heart defect that is present at birth, with the structure of the heart being problematic. It changes the normal flow of blood through the heart. The aspects of it being explained are the overall disease and symptoms of it. Secondly, the long term and short term effects corresponding to the particular disease. Lastly, the causes, prevention, and statistics of the disease. This research will provide an insight to the disease and all aspects and forms. It will allow a better understanding on how to cope with such disease or better prepare us in a case where this disease may be present and have to be dealt with.
The typical defect that takes place with a human affected is heart problems. In early infancy surgery needs to be taken place to avoid serious issues in the future. Atypica...
For almost all types of Albinism both parents or mates must carry an albinism gene in order for their child to have albinism. Because the body has two sets of genes, a person may have normal pigmentation but carry the albinism gene. If a person has one normal gene and one albinism gene that is still enough to pass the disease on to their children. Even if both parents have the albinism gene it does not mean they have the sickness. The baby will have a one out of four chance of getting the disease. This is inherited by autosomal recessive inheritance.