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Creutzfeldt-Jakob Disease Case Study

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Kuru was first seen in the mid-twentieth century and was at its peak in the late 1950s, due to the Fore tribe in Papua New Guinea having cannibalistic rituals for their dead. Every year 2% of their population would be killed off by the disease, which eventually led their tribe to the brink of extinction. It is thought that Kuru began when a Fore tribe member sporadically had developed Creutzfeldt-Jakob disease (CJD) and was later consumed after passing away. Creutzfeldt-Jakob disease (CJD) is a prion disease that spontaneously strikes about one person in a million each year (Deng, 2015). Prions are misfolded proteins that have the ability to make other proteins in the body misfolded, therefore being infected with one can start a surge of proteins being converted into more prion protiens (Minikel & Vallabh, 2013). Those who consumed …show more content…

There are three main stages in the development of Kuru symptoms. The first stage called the ”ambulant stage” which comprises of unsteadiness of posture, walk, expression, hands, and eyes; deterioration of speech; tremor; shivering and an lack of coordination in lower extremities that moves slowly upward. The second stage, which he defined as the “sedentary stage”, entailed having the following symptoms: patient can no longer walk without support, more extreme tremors and ataxia (loss of coordination of the muscles), shock-like muscle jerks, emotional liability, outbursts of laughter, depression, and mental slowing. The third stage is the “terminal stage,” which is discernable by the patient’s inability to sit up without support; more severe ataxia, tremor, and dysarthria (slurring of speech); urinary and fecal incontinence; dysphagia (difficulty swallowing) and deep ulcerations. These symptoms are a result of cerebellar dysfunction and are generally common among prion diseases. Not long after the final symptoms transpire, death occurs (Kennedy,

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