The color of phlegm can take on virtually any color of the rainbow and has a tremendous meaning in diagnosing and pin-pointing different types of diseases and conditions. Coughing up clear mucus could just mean an onset of seasonal allergies or a mild viral infection, the clear mucus production usually resolves itself within 5-7 days like any viral infection.
Giardia is a microscopic parasite that causes the diarrheal illness known as giardiasis. Giardia (also known as Giardia intestinalis, Giardia lamblia, or Giardia duodenalis) is found on surfaces or in soil, food, or water that has been contaminated with feces (poop) from infected humans or animals.iardia is a microscopic parasite that causes the diarrheal illness known as giardiasis. Giardia (also known as Giardia intestinalis, Giardia lamblia, or Giardia duodenalis) is found on surfaces or in soil, food, or water that has been contaminated with feces (poop) from infected humans or animals.
in people, as the result of mass exposure to contaminated water or food, or direct contact. Importance. Giardiasis, a gastrointestinal disease characterized by acute or chronic diarrhea, is. caused by protozoan parasites in the genus Giardia. Giardia duodenalis is the major. species found in mammals, and the only species known to cause illness in humans.