Those afflicted may experience cramps, fatigue , and nausea as well. Symptoms your physician may observe The physician will take a smear of a stool sample to see if parasites or their cysts are present. Since it does not take many cysts to cause infection, cysts may not be found in the smear. Sometimes many people are infected from the same source. In that case the doctor can assume that a person with symptoms but a negative smear is infected.
Some people get well naturally.
Others are helped by antiparasite medication. Bear picture Stages and progress Taking in fewer than ten cysts can result in infection. Inside the intestine the cysts undergo changes that result in the reproductive stage of the parasite. As the parasite reproduces and begins to live in the intestines, the body becomes less efficient in absorbing food and water. Diarrhea and weight loss occur.