Cyclosporiasis - Medtick

Cyclosporiasis

What is it?

A parasite ‘food poisoning’ infection (not bacterial or viral).

  • Cyclospora infection is from eating contaminated food (eating fruits and vegetables i.e. raspberries, blackberries, lettuce, mange tout and salad herbs that came in contact with contaminated water) or drinking contaminated water and symptoms of cyclosporiasis usually start within a week of exposure:
  • It causes nausea and vomiting, abdominal pain and watery diarrhoea.
  • Symptoms can come and go and may last weeks or months.
  • One is more prone to this infection if one has a weakened immune system.

Worldwide countries affected are:

  • Central and South America
  • Middle East
  • South East Asia
This condition should be treated, as symptoms can remain for a long time and or gets better and it may come back, it does not spread from person to person.

Diagnosis Tests

  • A stool sample and investigated under a microscope

Cause

  • Protozoa (parasites): Cyclospora cayetanensis (also called C. cayetanensis or Cyclospora).

Symptoms

  • High temperature greater than 38°C (100°F) or over and/or chills and sweats longer than 72 hours?
  • Extreme tiredness (drowsy, floppy, listless, not responding) or irritated (doesn’t like being handled)?
  • Feel full quickly when eating trapped wind and burping  (‘foul rotten egg smell’)?
  • Abdominal pain and/or are constant violently vomiting (vomited three times or more per 24 hours/day)  or vomiting longer than two days (one day if a child):
    • 3 months -11 years old longer than 24 hours?
    • 12 years old +  longer than 48 hours?
  • Bloated and gas?
  • Watery diarrhoea that can be explosive (six or more loose (diarrhoea) stools per 24 hours /day):
    • 3-12 months old longer than 24 hours?
    • 1-7 years old longer than 48 hours?
    • 8 years old+ longer than 72 hours?

Complications /Information to beware of/General tips:

Medical Emergency Condition

And/or do not wait, phone for an ambulance if have or develop:


This condition can lead to:


Further Advice

  • If one has this condition phone the medical doctor practice rather than visiting the practice as one may spread it to others.
  • An infected person should stay away from work or school at least 48 hours after last attack of vomiting or diarrhoea.
  • Do not touch your face with unwashed hands
  • Do not share towels and utensils, dishes , drinking glasses
  • Clean and disinfect frequently touched objects and surfaces
  • After an illness, clean surfaces that may have the virus on them with detergent and chlorine bleach.
  • Don’t prepare any food for other people until at least 2 or 3 days after diarrhoea/vomiting stops.
  • Don’t eat food that is prepared by someone who is ill with diarrhoea/vomiting.
  • Stay home and away from other people when ill.
  • One should reconsider to keeps pets if one has a weak immune system this includes when there are young children, pregnant women and elderly persons over 65 years old.
  • How to wash Hands
  • Diarrhoea advice
  • How to prevent food poisoning

Take the following steps to avoid passing the illness on to others:

  • Wash your hands thoroughly with soap and water after going to the toilet.
  • Stay away from work or school until you’ve been completely free from any symptoms for at least 48 hours.
  • Help young children to wash their hands properly.
  • Don’t prepare food for others until you’ve been symptom free for at least 48 hours.
  • Don’t go swimming until you’ve been symptom free for at least 48 hours.
  • Where possible, stay away from other people until your symptoms have stopped.
  • Wash all dirty clothes, bedding and towels on the hottest possible cycle of the washing machine.
  • Clean toilet seats and toilet bowls, and flush handles, taps and sinks with detergent and hot water after use, followed by a household disinfectant.
  • Avoid sexual contact until you’ve been symptom free for at least 48 hours.

NHS choices 


Travel

If you’re travelling to a country where there’s a high risk of getting the condition, the Information below can help prevent infection:

  • Don’t drink the local water unless you’re sure it’s clean (sterile) – drink bottled water or drinks in sealed cans or bottles.
  • If the water isn’t sterile, boil it for several minutes or use chemical disinfectant or a reliable filter.
  • Don’t clean your teeth with tap water.
  • Don’t have ice in your drinks because it may be made from unclean water.
  • Avoid fresh fruit or vegetables that can’t be peeled before eating.
  • Avoid food and drink sold by street vendors, except drinks in properly sealed cans or bottles.

NHS choices


Future advise especially when travelling to an infectious country:

  • Fresh foods: those that are peeled or cooked are the safest
  • Avoid high risk foods like shellfish
  • Boiling water is the best method of sterilisation
  • Chemicals are useful for preparing safe drinking water but have their limitations
  • Chlorine-based tablets are widely available and will be appropriate for most travellers
  • More intrepid travellers and those planning to use surface waters as a drinking water source should use an iodine-based product.
Panel 1: Choice of foods for the traveller
Usually safe Risky Best avoided
Freshly prepared and hot , cooked food  including meat and consume quickly. boiled dairy i.e. milk and/or Indian chai. Food from street vendors unless fresh and hot Poorly stored food Cold foods left standing especially sauces Avoid buffets (hot or cold) left standing along time
Peeled fruit Unpeeled fruit and salad unless well washed in clean water Broad leafed salad i.e. lettuce due to large surface area packed with organisms- harder to wash off all
Canned food Dried food (bread, rice and pasta ) and freshly baked bread Ice cream Shellfish Rare meat and fish Unpasteurised dairy products Ice containing drinks
  • Iodine or chlorine used for water purification (as discussed later) can also be used for soaking and manufacturers of food products give recommendations for the appropriate concentrations.

There are three methods by which the traveller can prepare clean drinking water:

  • Boiling:
    • Boil water for a full five minutes at any altitude.
  • Chemical disinfection:
    • Iodine, chlorine, katedyne silver.
  • Filtration

The Pharmaceutical Journal, PJ, January 2000;():DOI:10.1211/PJ.2000.20000218


H.I.V Test

  • A H.I.V test should be offered if one has this condition if symptoms are ongoing.

This condition may show similar symptoms to:

Please talk to your healthcare professional (i.e. Medical Doctor/Pharmacist) for further advice

Detailed Information

Please copy and paste any key words from the title: Cyclosporiasis in the following respective 'Medtick References and/or Sources' to find out more about the disease (this also may include diagnosis tests and generic medical treatments).

  • NHS

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