Giardia infection can be transmitted through food and person-to-person contact. Giardia is a water-born parasite that is picked up by drinking or swallowing untreated or poorly filtered water, but it can also be spread by hand-to-mouth contact.
Does this test pose any risks?
Giardia trophozoites and cysts. Healthwise, Incorporated disclaims any warranty or liability for your use of this information.
If the stool is collected at home, it may help to have a bowel movement directly into a plastic bag taped to the toilet seat or into a plastic "hat" provided by your doctor.
To learn more about Healthwise, visit Healthwise. This is a stool sample test to look for the parasite Giardia intestinalis.
If Giardia lamblia is found in the first test positive result , no more tests are needed. Events Guide Television Theater Video: Once inside a host, the cysts dissolve and the parasites are released. Page last reviewed: The stool sample may be collected at home, in the doctor's office, or in the hospital.
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This is done to check for infection. Giardia infections are classically known as causing symptoms after one has gone camping or backpacking. If the lab detects the parasite in your stool sample, most likely you have giardiasis.
This can occur by swallowing contaminated water, by eating contaminated food or through person-to-person contact.
Harrison's Principles of Internal Medicine. Wayne, PA: The McGraw-Hill Companies; 2014. The most common way to become infected with giardia is after swallowing contaminated water.
You may also have other tests to look for other germs in your stool.