Giardiasis: An Intestinal Infection, Etiology, Symptom, Prevention and Care

Giardiasis is a small intestinal infection caused by a microscopic parasite called Giardia lamblia. It is mostly caused in underdeveloped countries and spread with the contact of another infected person. When people eat contaminated food or drink contaminated water the chances of this disease get high. This disease found all over the world but overcrowded countries which lack quality water intake and bad sanitary conditions.

How people get infected with Giardiasis:

This parasite G. Lamblia mostly found in the feces of human and animals. You can get it while changing a diaper, in any day care centers, using contaminated water and food. This parasite mostly found in contaminated waters like swimming pools, and different bodies of water like lakes, pounds.

This parasite also contract with many pets’ especially cats and dogs. Personal contact with a person while unprotected sex, anal/oral sex can allow this parasite spread so easily.

Common symptoms of Giardiasis:

Giardiasis mostly lead to acute or chronic Diarrhea and stool gets smelly, watery and greasy and these symptoms lasts for many weeks.

There are the following symptoms found in giardiasis

Loss of appetite

Weight loss



Greasy stools




Excessive gas and abdominal pain.

How to examine Giardiasis:

People gets acute and chronic giardiasis and through different ways it can be diagnosed. There are some following tests that doctors do.

Stool Examination

In laboratory different professional examine the stool of infected individual and visualized the Giardia Lamblia cysts in the stool. More than one time stool specimen get examined.

String Test

String test is another method to examine the parasite. Individual swallow a fuzzy string and a capsule at the end of string collects secretions and mucus and after pulling string back they examined that organisms.

How people get Self-Care at Home:

There are some easy ways that you can use to avoid the spread of this parasite and cure for infected individuals.

  • Use fluids like sports drink, fresh diluted fruit juices and avoid intake of caffeine.
  • Take sips of water to avoid dehydration.
  • You can take soft food like potatoes, rice, crackers, boiled vegetable and noodles. Try to avoid greasy, spicy and boiled foods.
  • Avoid milk for so many weeks.


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