News Release – DOH Confirms Travel-Related Case of Cyclosporiasis in Hawai’i Visitor

STATE OF HAWAIʻI

KA MOKU ʻĀINA O HAWAIʻI

JOSH GREEN, M.D.

GOVERNOR

KE KIAʻĀINA

DEPARTMENT OF HEALTH

KA ʻOIHANA OLAKINO

KENNETH S. FINK, M.D., MGA, MPH

DIRECTOR

KA LUNA HOʻOKELE 

DOH CONFIRMS TRAVEL-RELATED CASE OF CYCLOSPORIASIS IN HAWAI‘I VISITOR

26-079

FOR IMMEDIATE RELEASE

July 15, 2026 

HONOLULU – The Hawaiʻi Department of Health (DOH) has confirmed a case of cyclosporiasis in a nonresident who not too long ago traveled to Hawaiʻi from a state that has reported latest circumstances of the sickness.

The particular person was briefly hospitalized and is recovering as an outpatient. Based on the person’s date of the arrival in Hawaiʻi, onset of signs, and the identified incubation interval following publicity to the parasite, the investigation decided the an infection was not acquired in Hawaiʻi. At this time, there is no such thing as a proof of domestically acquired an infection or ongoing threat to the general public in Hawaiʻi.

Cyclosporiasis is an intestinal sickness attributable to the microscopic parasite Cyclospora cayetanensis. Eggs of the parasite shed within the feces of contaminated individuals should mature outdoors the host, within the atmosphere, to develop into infective for another person. People develop into contaminated by consuming meals or water contaminated with the parasite. In the United States, outbreaks have most frequently been linked to sure recent produce objects. The sickness is not sometimes unfold immediately from individual to individual.

Symptoms normally start about one week after publicity however can seem anyplace from two days to 2 weeks later. The most typical symptom is frequent, watery diarrhea. Other signs might embody lack of urge for food, weight reduction, abdomen cramps or bloating, nausea, elevated fuel, fatigue and, much less generally, vomiting or low-grade fever. Without remedy, signs might final for a number of weeks or longer and may come and go.

“While this case was not acquired in Hawaiʻi, we want residents and visitors to be aware of the symptoms of cyclosporiasis and know when to seek medical care,” stated State Epidemiologist Dr. Sarah Kemble. “There is no evidence of local transmission in Hawaiʻi, and the risk to the general public remains low.”

Residents shouldn’t be alarmed by this travel-related case. DOH routinely investigates reportable illnesses to establish potential sources of an infection and screens for any indicators of native transmission. At this time, there are not any indications that this case poses a broader public well being threat in Hawaiʻi.

People will help scale back their threat of cyclosporiasis by:

• Washing palms totally with cleaning soap and water earlier than making ready or consuming meals and after utilizing the restroom.
• Washing recent fruit and veggies underneath operating water earlier than consuming, reducing or cooking them.
• Following secure meals dealing with practices when making ready meals.
• Seeking medical care in the event that they expertise extended or extreme diarrhea, significantly after latest journey or consuming recent produce from an space related to an outbreak.

Cyclosporiasis is treatable with prescription antibiotics. Individuals experiencing persistent diarrhea ought to contact their healthcare supplier. Healthcare suppliers who suspect cyclosporiasis are inspired to report circumstances to DOH and submit applicable specimens for laboratory testing.

DOH will proceed to observe for extra circumstances and work intently with healthcare suppliers and public well being companions to guard the well being of Hawaiʻi residents and guests.

For extra details about cyclosporiasis, the Hawaiʻi Department of Health’s Disease Outbreak Control Division website. 

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