Mono-Causal Model Of Disease Case Study

619 Words2 Pages

A. The mono-causal model of disease states that there has to be one sufficient putative cause present under certain circumstances, for a disease to occur, therefore, showing that every disease has only one cause. The first problem with this model according to Broadbent (2009:302-311), is that this model does not justify the restriction it puts on the number of causes of a disease. The second problem Broadbent (2009:302-311), shows is that of being unable to classify diseases caused by genetic disorders alongside those that are as a result of inherited dispositions. Thirdly, Broadbent (2009:302-311), says that this model does not account for cases whereby the cause for a disease is present, and yet an individual with this cause is healthy and not affected by the cause. For example, a woman who became known as Typhoid Mary lived for many years with the typhoid bacteria but did not have that typhoid fever, even-though the people she had infected died. Therefore shows that even-though Typhoid Mary had the cause of the disease which was the typhoid bacteria, she was healthy and not affec...

Open Document