Question

EXOTIC PARASITE SICKENS CANADIAN BUSINESSMEN Public health officials today confirmed that three Canadian business men, two from Toronto and one from Ottawa, were diagnosed sxclosporiasis, a parastic disease seen only in tropical countries and overseas travelers. The three men, who had recently traveled to the United States, became seriouslyill with diarrhea over the weekend (May 16-18). One of the men was hospitalized at Princess Margaret Hospital when he collapsed due to severe dehydration. Dr. Richard Schabas, Ontario's Chief Medical Officer, reported that sxclosporiasis was exceedingly rare in North America and that much was still unknown about this disease. Qyclosporiasis is caused by the microorganism Cyclospora cavetanensis. Cyclospora infects the small bowel and usually causes watery diarrhea, with frequent, sometimes explosive, bowel movements. Symptoms can include bloating increased gas, stomach cramps, nausea, loss of appetite, and profound weight loss. The illness is diagnosed by examining stool specimens in the laboratory. Dr. Schabas declined to identify a sour parasite is transmitted through contaminated food or water but not by direct person-to-person spread. The time between exposure to the parasite and becoming sick is usually about 7 days. rce of infection for the three businessmen but indicated that the Dr. Schabas reported that all three men had attended a meeting in Texas on May 9-10. He said Ontario Health Department staff would be investigating leads locally and in Texas. Submit a text submission of answers to these questions, based on the case report above 1) What is the incubation period for sycdosporiasis? 2) How will it be used in the investigation? 3) On what sources of infection should public health officials focus for the three cases of cyclosporiasis? 4) Is it possible that one of the men was the source of infection for the others? 5) Do you think that it is likely that the businessmen became infected with gyclosporiasis in Texas?

Answer 1

1)The usually incubation period us few days to a week.Here the patient's incubation period is 7 days

2)Acid- fast staining and PCR based DNA tests are usually done to investigate the disease.Stool culture

3)According to the scenario the health officials should focus on the food especially from where the clients had it during their stay

4)The possibility is not found here because they have not come in contact with each other.