The diagnosis of giardiasis can be confirmed by inspecting a stool sample for the presence of the parasite. Because this test may not always identify the organism even if it is present, a physician ...

Now scientists say they have discovered how the parasites that cause giardiasis - one of the world's most common gastric diseases - make people ill. Giardia parasites mimic human cell functions to ...

A stool test may be repeated to ensure the infection has been cleared. Preventive measures: To avoid reinfection and prevent ...