Question

CASE STUDY 1: A 20-year old recent immigrant of Ghana, West Africa, presented himself to the ER with symptoms of painful passage of stool with a mixture of mucus, water, and blood. Upon examination, rectal prolapse was noted. Ghana is one of many developing countries that fertilizes their crops using water with human urine and feces.

QUESTIONS FOR CASE STUDY 2:

1. What is the parasite most likely causing this young man's illness?

2. How does one become infected with this parasite?

3. How does this parasite cause damage in the host?

4. Which lab finding would help diagnose this parasite?

CASE STUDY 2: A 5-year old female was seen in a community clinic after "vomiting a worm". This frightening experience included recent bouts of fever, symptoms of asthma, and abdominal pain. The girl and her family were also recent immigrants of a developing country where human feces is used as fertilizer, and where there is no plumbing and outdoor defecation is common.

QUESTIONS FOR CASE STUDY 3:

1. Why would the child cough up a worm?

2. How does one become infected with this parasite?

3. What is the parasite most likely causing this infestation?

Answer 1

case study 2:
1, Entamoeba histolytica (Amebiasis)is the parasite causing this disease.
2, the person becomes ill and infected with this parasite due to when a person drinks or eats contaminated foods.
3, Once this parasite enters to the mouth when the person consuming contaminated foods. It travels through the digestive system and settles in the large intestine. These Amoebas can invade the wall of the intestine cause amoebic dysentery
4, E.histolytica can be seen under microscopy, stool microscopic examination can help diagnose this parasite.
Case study 3:
1, when the child swallows a contaminated food roundworm eggs enter into the intestine it hatches baby worm. then it passes through the intestine wall into the bloodstream. then it will travel to lungs up to the throat, that time child vomit or cough and bring up a worm
2, one becomes infected with parasite means this roundworm will live in the child small intestine up to 2 years, it will grow up to 13inches long...child mostly gets infected with this roundworm infection. when a child plays in the contaminated soil they put their hands into the mouth accidentally. when they eating contaminated fruits and vegetables which are grown in contaminated soil, these roundworm eggs enter into the body by mouth. It enters into the intestine and makes an infection.
3, Roundworm parasite causing this infestation.