Agen Nurse Jill's Epidemiologic Model

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Public health nurse has an important role to the community by providing health services to many people who are not able to afford medical services. In the case scenario provided, nurse Jill’s role is to screen tuberculosis and to track people who have tuberculosis in a high risk population (homeless population). According to Center for Disease and Prevention (2012), tuberculosis is caused by Myobacterium tuberculosis and it is transmitted through the air from one person to another via cough, sneezes, and speaking. In the case scenario Jose tested positive for tuberculosis. Jose can have latent tb infection or tb disease. If a person has latent infection, he/she may be asymptomatic and not infectious. However, if Jose have active tb disease, he will feel sick and can possibly spread the bacteria to other people. The people who are at risk of contracting tuberculosis from Jose are the people he spends with every day (people who work and live in the homeless shelter, and the people who are nearby him when he cough, sneeze, and speak) According to Harkness and DeMarco (2016, p. 110), “epidemiologic triad is the classic model based on the belief that health status is determined by the interaction of the characteristics of the host, agent, and environment, not by single factor.” In the case scenario, the host is Jose, the …show more content…

Primary prevention prevents disease or injury from happening. Jill used primary intervention through tb education program (teaching the class about screenings and who are at risk). Secondary prevention purpose is to lessen the impact of disease or injury. Jill used secondary intervention by enrolling Jose in directly observed therapy (DOT) for tuberculosis. Tertiary prevention pupose is to reduce the impact of an illness or injury. Jill helped Jose manage his tuberculosis and improve his quality of life through DOT for tuberculosis, and providing hotel room and

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