Chagas heart disease essay

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Chagas disease heart pathology

Cardiac involvement, which typically appears decades after the initial infection, may result in cardiac arrhythmias, ventricular aneurysm, congestive heart failure, thromboembolism, and sudden cardiac death. Currently, treatment is unsatisfactory. Pre-Columbian time There is evidence that soon after having populated South America humans became infected with T. Despite all these reports, the critical role of triatomine bugs in transmitting Chagas disease remained undiscovered until Segmental left ventricular wall motion abnormalities may be present, more frequently in the inferior and inferolateral walls and the apex region. However, it is possible that it will now have an impact not only in the lives of people in Latin America, but also in the lives of people in many other parts of the world as well. Infectious diseases are a major cause of death, disability and social and economic turmoil for millions around the world. When placed on the table, and though surrounded by people, if a finger was presented, the bold insect would immediately draw its sucker, make a charge, and if allowed, draw blood. In this phase, the parasitaemia is greatly reduced and the patients become asymptomatic. Next, he reported that he had found trypomastigotes in the blood of a mammal, a domestic cat. You contracted this disease from one of the smallest animals you encountered on your safari, the tsetse fly Identification of T. Between 16 and 18 million persons are infected in Latin America.

The prevalence rate for T. No bona fide species have been discovered in the T.

chagas disease echo

Based on the paleoparasitological data, it has been hypothesised that Chagas disease originated in the Andean region [ 32 ]. The most commonly used serological tests are an enzyme-linked immunosorbent assay, indirect immunofluorescence and indirect haemagglutination [1].

Europe currently has a large population of migrants.

chagas heart disease wikipedia

With an increased dosage of heart failure therapy with repeated adjustments of diuretics, the clinical status of the patient remained stable. Table 2: Rassi risk score for total long-term mortality in affected patients. It is estimated that million individuals are at risk of infection and 16 to 18 million are affected by Chagas disease [1], which is a major cause of heart failure and cardiovascular death in this area [4].

Company generated profit through its sale but soon complains arose due to increasing incidences of heart disease and stroke as side effect of the drug.

The two subspecies of protozoa that caused the sleeping sickness are T. There are three variations of the disease that predominate in humans are transmitted by an insect vector: Two types of African sleeping sickness are caused by the following: Trypanosoma rhodesiense and T.

trypanosoma cruzi

Both diverged approximately 6.

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The history of Chagas disease