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Facts about Cyclosporiasis

What is Cyclosporiasis

Cyclosporiasis is an intestinal illness caused by the parasite called Cyclospora cayetanensis, also known as Cyclospora.

How is it spread?

People can get cyclosporiasis by eating food or water that is contaminated with human feces (poop) that has the parasite in it.

Where is it found?

Cyclospora is found in many countries, but it thrives in warm and rainy parts of the world.

Most outbreaks are linked to fresh produce (fruits, vegetables, and herbs), such as:

  • Bagged salad
  • Basil
  • Cilantro
  • Green onions
  • Leafy greens (lettuce, etc.)
  • Raspberries

It has not been found in frozen or canned produce. 

How does it spread?

Cyclospora spreads when people eat food or drink water that was contaminated with feces (poop).

Who is at risk?

Anyone can get sick, but these groups are more likely to get seriously ill or take longer to recover:

  • People with a weak immune system
  • Older adults
  • Young children
What are the symptoms?

If someone eats or drinks something with the parasite in it, they will usually start feeling sick about a week later.

These are common warning signs:

  • Having watery diarrhea
  • Experiencing stomach cramps  
  • Feeling like you do not want to eat
  • Losing weight
  • Having a slight fever
  • Feeling "sick to your stomach"
  • Feeling really tired
How is it treated?

It can be treated with antibiotics, and doctors may also recommend medicines that helps stop or slow down diarrhea.

It is important to also drink plenty of water. 

How can you lower the risk of getting it?
  • Do not eat contaminated food or drink water with feces (poop) on it.

  • Wash fruits and vegetables with running water before cutting, preparing, or eating them.

  • Wash your hands often with soap and water.
    • Always wash them before you touch or eat food, and after you use the bathroom or change a diaper.
  • If you travel to places without clean running water or good sewage systems, be very careful.
    • You may want to avoid tap water, fountain drinks, or ice, and raw fruits and vegetables.
What should you do if you have symptoms?

If you start feeling sick, contact your healthcare provider right away.

They may need a stool (poop) sample to test you for the parasite.

Make sure to drink lots of water and liquids to replace what your body is losing from diarrhea.