giardiaasiin
Giardiasis, also known as Giardia lamblia infection, is a diarrheal illness caused by the flagellated protozoan Giardia lamblia (also called Giardia intestinalis or Giardia duodenalis). The parasite colonizes the upper small intestine and can cause a range of symptoms from none to severe.
Transmission occurs by ingesting cysts in contaminated water, food, or through the fecal-oral route. Cysts can
Symptoms, when present, typically begin days to weeks after exposure and may include diarrhea (sometimes greasy
Diagnosis relies on laboratory testing of stool samples. Stool microscopy for Giardia, stool antigen tests, and
Treatment involves prescription antiparasitic medications, with commonly used options including metronidazole, tinidazole, or nitazoxanide. Adequate hydration
Prevention focuses on safe drinking water, water treatment and filtration, thorough handwashing, food safety, and proper