Bone Marrow Advocacy
Bethematch.org is the website for the National Bone Marrow Donor Program. Through the website and the Be the Match organization, people can register to become potential bone marrow donors. Be the Match is the central bone marrow donation registry for the United States. It is a non-profit organization, and it works with doctors, patients, and donors to help match recipients. It does not provide compensation to donors and does not require payment from patients in order to provide matches. Becoming a potential donor registered with Be the Match is an easy process, which requires little initial commitment from potential donors, though any person signing up as a potential donor should be prepared for a high level of commitment is chosen as a match for a patient.
Bone marrow transplants can be used to treat a variety of different medical functions, and the concept of marrow donation has been around…...
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References
Armitage, J.O. (1994) Bone marrow transplantation. The New England Journal of Medicine,
330(12), 827-38.
Attwood, K. (2004). Plea for Marrow Donors: First Edition. The Independent: 22. 2004. Print.
Bone Marrow Wait Over: FINAL Edition. (1999). The Independent: 5. Print.
Ethical considerations and implication to medical practice for physicians when using the new technology of OnControl power bone marrow biopsy systems
The OnControl power bone marrow biopsy has been found to be significantly less painful than other forms of bone marrow biopsies and also more accurate which raises significant ethical questions regarding the impetus to use the product. The OnControl Bone Marrow (OBM) Biopsy System achieves this result by using a battery-powered drill to penetrate the bone, thus reducing trauma (eed et al. 2011). Not only is OBM less traumatic; it is also more accurate, given that "the mean length of the marrow biopsy specimens," is significantly longer with the use of ONM and comparatively, side effects are no greater with the use of OBM than that of a conventional control group (eed et al. 2011). The greater accuracy of OBM also meant that there was less of a need for…...
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Reference
Park, I.H, Micic, I.D. & Jean, I.H. (2008). A study of 23 unicameral bone cysts. Foot Ankle Int.,
(2):164-70. doi: 10.3113/FAI.2008.0164.
Reed, R.J. (2011 et al.). The OnControl bone marrow biopsy technique is superior to the standard manual technique for hematologists-in-training: A prospective, randomized comparison. Hematol Rep, 3(3): e21. Retrieved from:
The two types of chronic leukemia must be discussed separately. In CML, "the leukemia cell that starts the disease makes blood cells (red cells, white cells and platelets) that function almost like normal cells" (Leukemia and Lymphoma, 2010). Moreover, the number of red cells usually declines in CML, which causes anemia (Leukemia and Lymphoma, 2010). CML does not tend to reduce the number of white cells or platelets, and their performance remains somewhat normal, however their counts are high and can continue to rise, causing health complications (Leukemia and Lymphoma, 2010). If white blood counts rise too high, blood flow can slow down, causing severe anemia (Leukemia and Lymphoma, 2010).
In CLL, the leukemia cell makes lymphocytes that do not function properly, instead, "the leukemia cell that starts the disease makes too many lymphocytes that do not function. These cells replace normal cells in the marrow and lymph nodes. They interfere…...
Cartilage epairing Techniques
Both cartilage and bone are critical components of the human skeleton although cartilage is more flexible and resistant to breakage than bone. Both bone and cartilage are capable of growth and remodeling as they are living tissues but cartilage has generally proven to be more challenging to repair than bone until recently. One of the most common methods of cartilage repair is shaving or debridement in which the surgeon uses an arthroscope inserted into the knee through a small incision to shaves and smooth cartilage that has shredded or frayed due to damage and wear. However, shaving is often not a permanent solution as it does not fix underlying problems such as gait abnormalities ("Techniques for repairing knee cartilage," 2007).
For some patients, shaving is not appropriate because the damage has penetrated all the way to the bone. In these cases, the use of microfracture or abrasion is preferred.…...
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References
Stem cells repairing cartilage with fat: Problems and potential solutions. (2012). Angiogenesis
Weekly, 1310.
Techniques for repairing knee cartilage. (2007, Dec 04). The Washington Post.
Pre-Medications
Current practices in the Blood Marrow Transplant Unit (BMTU) are to administer Tylenol and/or Benadryl as pre-medications prior to the administration of blood products before a transplant takes place. This paper will study whether such pre-medicating actions are detrimental to the patient due to the masking effects of the medicines and the occurrence(s) of mostly mild reactions to the blood transfusions that are normal occurrences before BMTU surgery. The paper will seek to discern whether the practice of pre-medicating patients is a viable practice or one that needs to be changed or terminated.
The purpose of the study is to determine whether a change can be made to improve the care of patients undergoing bone marrow transplants. The improvement could take a number of different forms; two of those forms include; first a fewer number of reactions to the blood transfusions that take place before and during the transplant, and second…...
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References
Bringman, H.; Giesecke, K.; Thorne, A.; Bringman, S.; (2009) Relaxing music as pre-medication before surgery: a randomized controlled trial, Acta Anaesthesiologica Scandinavica, Vol. 53, Issue 6, pp. 759 -- 764
Kennedy, L.D.; Case, L.D.; Hurd, D.D.; Cruz, J.M.; Pomper, G.J.; (2008) Transfusion: A prospective, randomized, double-blind controlled trial of acetaminophen and diphenhydramine pretransfusion medication vs. placebo for the prevention of transfusion reactions, Tranfusion, Vol. 48, pp. 2285-2291
Ethics of Embryo Design
Selecting the Perfect Baby
With all the recent advances in science and technology, there are new options for couples looking to get pregnant. This includes not only first time couples who have had trouble getting pregnant, but also couple looking to design their perfect baby using science to pick out the most desired genetic markers. This is the choice given to the Shannons, who are looking to have certain genetic markers in their next child to avoid a diagnosis of fanconi anemia that their older child has, as well as to provide a potential future match for a bone marrow donor for their current daughter, Sally.
Thus, the Shannons are looking into the pre-implantation genetic diagnosis (PGD) procedure. According to the research, this procedure is "a technique that enables people with a specific inherited condition in their family to avoid passing it on to their children. It involves checking…...
Krabbe disease, also referred as globoid cell leukodystrophy (GLD), causes a deficiency in galactocerebrosidase (GALC), the enzyme responsible for preventing a build-up of galactolipids in the brain. Without the regulation of galactolipids, the growth of the myelin sheath around the nerve cells is severely impaired. Krabbe disease usually presents in first 6 months of the life. A child in the last stages of Krabbe disease is immobilized and has decreased level of responsiveness. Most of them die at the age of 2. (Lantos, 2011)
Genetic Components of the Disease
GLD is one of the subgroup of metabolic disorders called leukodystrophies. The leukodystrophies are caused by a variety of gene mutations. Gene carries an inherited code of instructions that…...
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Bibliography
(2011). The Case of Krabbe Disease. In J. Lantos, Dangerous and Expensive Screening and Treatment for Rare Childhood Diseases. Kansas City, Missouri.
Osteomyelitis in the Diabetic Patient
Management OF OSTEOMYELITIS IN THE DIABETIC PATIENT
Osteomyelitis is an infection of the bone or bone marrow which is typically categorized as acute, subacute or chronic.1 It is characteristically defined according to the basis of the causative organism (pyogenic bacteria or mycobacteria) and the route, duration and physical location of the infection site.2 Infection modes usually take one of three forms: direct bone contamination from an open fracture, puncture wound, bone surgery, total joint replacement, or traumatic injury; extension of a soft tissue infection such as a vascular ulcer; or hematogenous (blood borne) spread from other infected areas of the body such as the tonsils, teeth or the upper respiratory system.2(p807) Bacteria such as Staphylococcus aureus, Pseudomonas, Klebsiella, Salmonella, and Escherichia coli are the most common causative agents of the disease, although viruses, parasites and fungi may also lead to the development of osteomyelitis.3
Patients most at risk…...
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References
1. Stedman's Medical Dictionary. 27th ed. Baltimore, MD: Lippincott Williams & Wilkins; 2000.
2. Butalia S, Palda V, Sargeant R, Detsky A, Mourad O. Does This Patient With Diabetes Have Osteomyelitis of the Lower Extremity?. JAMA: Journal of The American Medical Association [serial online]. February 20, 2008; 299(7):806-813. Available from: Academic Search Premier, Ipswich, MA. Accessed September 19, 2012.
3. Lavery L, Peters E, Armstrong D, Wendel C, Murdoch D, Lipsky B. Risk factors for developing osteomyelitis in patients with diabetic foot wounds. Diabetes Research & Clinical Practice [serial online]. March 2009; 83(3):347-352. Available from: Academic Search Premier, Ipswich, MA. Accessed September 19, 2012.
4. Turns M. The diabetic foot: an overview of assessment and complications. British Journal of Nursing [serial online]. August 12, 2011;:S19-S25. Available from: Academic Search Premier, Ipswich, MA. Accessed September 19, 2012.
Scientists have been aware of the existence of these stem cells for many years but have only recently realized the potential medical applications of the cells. More than a decade ago, scientists discovered that if the normal connections between the early cellular progeny of the fertilized egg were disrupted, the cells would fall apart into a single cell progeny that could be maintained in a culture. These dissociated cells, otherwise known as embryonic stem cell lines, continue to divide in culture, producing large numbers of cells at a fast pace. However, these early embryonic cells would lose the coordinated activity.
Scientists quickly discovered that these cells retain the ability to generate a great number of mature cell types in culture if they are provided with appropriate molecular signals (Reaves, 2001). Scientists have made significant progress in discovering these signals and are still working on it. hile it is a difficult task,…...
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Works Cited
Colino, Stacey. (2001). Making Sense of Stem Cells. Lifetime.
Prescott, Bonnie. (2001). Animal Study Find Embryonic Stem Cells Can Repair Heart Muscle. Beth Israel Deaconess Medical Center.
Reaves, Jessica. (2002). The Great Debate Over Stem Cell Research. Time Magazine.
Recer, Paul. (2002). Study says stem cells have fewer mutations than previously thought. AP Online.
The investigators noted that because patients who have skip metastases and negative pelvic lymph nodes have been found to later develop distant metastases, ProstaScint imagine was instrumental in detecting metastatic disease and prompting further investigation." (2004)
The work of Murphy and Troychak (2000) entitled: "Follow-Up Prostascint Scans Verify Detection of Occult Soft-Tissue Recurrence After Failure of Primary Prostate Cancer Therapy" published in the Prostrate Journal reports a study conducted for the evaluation of the ability of ProstaScint scan in the detection of prostatic bed recurrent and metastases to regional or distant lymph nodes. The study reported is of one hundred sequential patients who were evaluated with repeated ProstaScint scans due to evidence of recurrence during the disease course. These patients were followed from November 1994 and April 1999 and had "concurrent bone scans and serum prostate-specific antigen (PSA) evaluations. They have had hormone therapy (n = 53) and/or experienced a…...
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Bibliography
Elgamal AA, Troychak MJ, Murphy GP. (1998) ProstaScint scan may enhance identification of prostate cancer recurrences after prostatectomy, radiation, or hormone therapy: analysis of 136 scans of 100 patients. Prostate. 1998 Dec 1;37(4):261-9.
Kahn D, Williams RD, Manyak MJ, et al. 111 Indium-capromab pendetide in the evaluation of patients with residual or recurrent prostate cancer after radical prostatectomy. The ProstaScint Study Group. J Urol. 1998;159:2041-2046. discussion 2046-2047.
Murphy GP, Elgamal AA, Troychak MJ, Kenny GM. (2000) Follow-up ProstaScint scans verify detection of occult soft-tissue recurrence after failure of primary prostate cancer therapy. Prostate. 2000 Mar 1;42(4):315-7.
Murphy GP, Snow PB, Brandt J, Elgamal a, Brawer MK. (2000) Evaluation of prostate cancer patients receiving multiple staging tests, including ProstaScint scintiscans. Prostate. 2000 Feb 1;42(2):145-9.
Fibrous connective tissue is also found in ligaments, tendons, cartilage, and bone (CliffsNotes.com, 2009, What are the four types of tissue found in the human body).
4: In Chapter 2 we discussed the importance polarity as it related to electron distribution around some molecules, such as water. In Chapter 4, however, polarity takes on a slightly different meaning. What does polarity refer to in this chapter? Please provide a specific cellular example of this form of polarity other than the epithelial example given in the text.
Cell polarity is involved in the "differentiation, proliferation and morphogenesis of unicellular and multicellular organisms. Cell polarity relies on the asymmetric organization of cellular components and structures, and the establishment and maintenance of cell polarity involves many processes including signaling cascades, membrane trafficking events and cytoskeletal dynamics, all of which need to be coordinated in a highly regulated manner" (Cell polarity, 2009, Nature.com).
5: Identify the…...
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Q6: Matrix is extracellular, that is, it exists outside the cell. How does the matrix get to its characteristic position, that is, how is it made?
"Components of the ECM are produced intracellularly by resident cells, and secreted into the ECM via exocytosis. Once secreted they then aggregate with the existing matrix. The ECM is composed of an interlocking mesh of fibrous proteins and glycosaminoglycans (GAGs)" (Extracellular matrix, 2009).
Q7: What tissue classification does blood fall under? Consider the four general functions of this broad tissue classification. Make an argument for how blood
Pressure on the superior vena cava may produce SVC syndrome, a swelling of the head and arms. SVC syndrome involving the brain can be fatal and must be treated immediately. But enlarged lymphatic tissue in the chest cavity generally tends to displace -- rather than press upon or encase -- adjacent structures. Therefore, compromised breathing and SVC syndrome are relatively uncommon signs of lymphoma. (Hodgkin's Disease, 1998-2008)
Effects on Bone Marrow
Night sweats, fevers or anemia (a low red-blood-cell count), fevers may indicate Hodgkin's disease has spread to an individual's bone marrow. In these scenarios, a physician may order bone marrow aspiration and biopsy. In biopsy, medical staff uses a large needle to remove a narrow, cylindrical piece of the patient's bone. In another option, medical staff performs an aspiration, a process utilizing a needle to remove small bits of bone marrow. Generally, in both instances, to help determine cancer spread,…...
Chonic Myelogenous Leukemia (CML): Teatment Options
Patients suffeing fom chonic myelogenous leukemia (CML) expeience ecuent infections, anemia, and thombocytopenia, signs and symptoms often manageable without pofessional help. Accodingly, patients often failed to seek medical cae until late in the disease couse and would have had a poo pognosis in the 20th centuy. Today, a numbe of effective teatments ae available, including the highly effective kinase inhibito imatinib. Kinase inhibitos suppess the activity of the fusion potein p210BCR-ABL, which is the poduct of a chomosomal tanslocation between chomosomes 9 and 22. Ove half of all CML patients will become symptom fee with the use of kinase inhibitos and live a long and poductive life, but a smalle pecentage will equie moe aggessive and iskie teatment appoaches, among which is allogeneic hematopoietic stem cell tansplantation following high dose chemotheapy.
Intoduction
CML Etiology
Chonic myelogenous leukemia (CML) is a pogessive disease that impais the nomal function of…...
Myelodysplastic Syndromes, which were previously considered rare, are currently known as some of the most frequently occurring hematological neoplasms, perhaps affecting over 30,000 patients each year within the U.S. The nation's regulatory permission of lenalidomide, azacitidine and decitabine, from 2004 to 2006 appeared to indicate a new age in the improvement of therapy for disease modification for these disorders. However, no indications of drugs being approved for MDS appear to be present in the U.S. for the past 8 years. There are no curative drugs available so far. However, some compounds under development may be approved soon. Consequently, diagnoses of MDS are still quite a heavy load, both on patients and medical care systems (Bejar & Steensma, 2014).
Background
Myelodysplastic Syndromes are a set of distinct disorders of the bone marrow that prevent the victim's bone marrow from producing sufficient fit blood cells. The disorders are often called "failure of the bone…...
Physiological Effects of Hodgkin's Disease
In this paper I shall give an overview of Hodgkin's disease while focusing on its physiological effects. Specifically, the paper consists of an overview of the disease, describes how the disease affects the body cells and tissues, and how the treatment attacks the disease and affects the body, besides reviewing the treatments available.
Hodgkin's disease is one of the two (and less severe) types of cancer of the lymphatic system; the other type being non-Hodgkin's lymphoma. The disease is named after the British physician, Thomas Hodgkin, who first discovered the condition in 1832. Hodgkin's disease commonly occurs in young adults (between the ages of 15 to 35) and in older people (over 50-year-olds. However, about 10%-15% of cases have been diagnosed in children below 16 years of age. Statistics also show that more men than women are afflicted by it. ("What are the Key Statistics ... "…...
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References
'Autologous Bone Marrow Stem Cell Transplantation" (2004). American Cancer Society. Retrieved on September 28, 2004 from 'Chemotherapy." (2004). American Cancer Society. Retrieved on September 28, 2004 from http://www.cancer.org/docroot/CRI/content/CRI_2_4_4X_Chemotherapy_20.asp?rnav=cri 'Do We Know What Causes Hodgkin's Disease?" (2004). American Cancer Society. Retrieved on September 28, 2004 from http://www.cancer.org/docroot/CRI/content/CRI_2_4_2X_Do_we_know_what_causes_Hodgkins_disease_20.asp?rnav=cri http://www.cancer.org/docroot/CRI/content/CRI_2_4_4X_Autologous_Bone_Marrow_Stem_Cell_Transplantation_and_Peripheral_Blood_Stem_Cell_Transplantation_20.asp?rnav=cri
"Hodgkin's Disease." (2000) The Columbia Encyclopedia, Sixth Edition. Columbia University Press: New York.
'Hodgkin's disease: Overview" (2004) Oncology Channel Retrieved on September 28, 2004 from / 'How is Hodgkin's Lymphoma and the Non-Hodgkin's Lymphomas Different?" (2004) Lymphoma Information Network. Retrieved on September 28, 2004 from http://www.lymphomainfo.net/lymphoma/comparison.html http://www.oncologychannel.com/hodgkins
Organ donation is a process that allows a person to donate their organs to another person. Most organ donation is done after death and can be accomplished either through a person choosing to be an organ donor or by survivors choosing to donate the organs. However, there are some organ donations from living donors, such as kidney transplants. To some people, organ donation is an ethical issue, however the ethical perspectives vary. For some, it is an ethical violation to donate organs and may go against religious norms. For others, it is unethical not to....
1. The role of red bone marrow in hematopoiesis versus the role of yellow bone marrow in fat storage and energy regulation. 2. The differentiation process of hematopoietic stem cells in red bone marrow compared to the storage of adipose tissue in yellow bone marrow. 3. The effects of aging on red and yellow bone marrow composition and function. 4. The therapeutic potential of red bone marrow transplantation compared to the potential drawbacks of yellow bone marrow transplantation. 5. The impact of diseases such as leukemia on red bone marrow function versus the impact of metabolic disorders on yellow bone marrow function. 6. The relationship....
1. Comparison of Red Bone Marrow and Yellow Bone Marrow: Structure, Function, and Clinical Significance:
Comparative analysis of the cellular composition and histological features of red and yellow bone marrow. Elaborate on the functional differences between red bone marrow (hematopoiesis) and yellow bone marrow (energy storage). Discuss the clinical implications of red bone marrow disorders (e.g., anemia, leukemia) and yellow bone marrow disorders (e.g., fatty marrow infiltration).
2. Red Bone Marrow Transplantation: Mechanisms, Applications, and Challenges:
Provide an overview of the process of red bone marrow transplantation, including donor selection, harvesting techniques, and conditioning regimens. Explore the mechanisms of engraftment and....
1. The life-saving potential of bone marrow transplants 2. The ethical considerations of bone marrow donation 3. The impact of bone marrow diseases on patients and their families 4. The scientific advancements in bone marrow research 5. The role of bone marrow in maintaining a healthy immune system 6. The process of matching bone marrow donors and recipients 7. The emotional and psychological implications of undergoing a bone marrow transplant 8. The challenges and barriers to increasing diversity in bone marrow donor registries 9. The future advancements in bone marrow therapies and treatments 10. The societal importance of increasing awareness about bone marrow donation and transplants.
11. The financial implications....
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