A07.4 Cyclosporiasis

ICD10CM code

#### Name of the Condition
- **Cyclosporiasis**
- Caused by the parasite *Cyclospora cayetanensis*.

#### Summary
Cyclosporiasis is an intestinal illness caused by the microscopic parasite *Cyclospora cayetanensis*. It is typically spread through contaminated food or water and results in gastrointestinal symptoms.

#### Causes
Cyclosporiasis is caused by ingesting food or water contaminated with the *Cyclospora* parasite. The parasite is often found in feces and spreads primarily through consumption of contaminated produce.

#### Risk Factors
- Consuming contaminated food or drink
- Traveling to or living in regions with poor sanitation, particularly tropical or subtropical areas

#### Symptoms
- Watery diarrhea
- Loss of appetite
- Weight loss
- Stomach cramps/pain
- Bloating
- Increased gas
- Nausea
- Fatigue

#### Diagnosis
- Stool tests to identify the presence of the *Cyclospora* parasite.
- Multiple tests may be necessary, as the parasites are not always detected in an initial examination.

#### Treatment Options
- Antibiotics, specifically trimethoprim-sulfamethoxazole, are effective in treating cyclosporiasis.
- Supportive care, including rehydration and electrolyte replacement, may be necessary to manage dehydration from diarrhea.

#### Prognosis and Follow-Up
- With proper treatment, cyclosporiasis typically resolves within a few days to weeks.
- Follow-up care may be necessary to ensure complete recovery and to manage any prolonged symptoms.

#### Complications
- Dehydration due to persistent diarrhea.
- Malabsorption of nutrients in chronic cases.

#### Lifestyle & Prevention
- Practice good hygiene, including thorough hand washing.
- Ensure high standards of food safety, such as washing fruits and vegetables.
- Avoid consuming untreated water, especially when traveling to developing countries.

#### When to Seek Professional Help
- Persistent diarrhea lasting more than two days.
- Signs of severe dehydration, such as reduced urination, dizziness, or extreme thirst.

#### Additional Resources
- [Centers for Disease Control and Prevention (CDC) - Cyclosporiasis](https://www.cdc.gov/parasites/cyclosporiasis/index.html)
- [World Health Organization (WHO) - Foodborne Diseases](https://www.who.int/news-room/fact-sheets/detail/food-safety)

#### Tips for Medical Coders
- Ensure the diagnosis is confirmed with laboratory tests to accurately code Cyclosporiasis as **ICD-10-CM A07.4**.
- Be aware of similar conditions that might be coded differently, and verify the specifics of the parasitic infection.

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