Bloomberg Line – Mexico gave the alert. Two cases of myiasis in humans by BARRENOR WORM were confirmed in Chiapasto the south of the country, in recent days. However, no Latin American country lowers the guard before this plague that mainly affects cattle, but can also impact humans.
Popularly known as a barakey worm, it is a parasitosis caused by the larvae of the Cochliomyia hominivoraxa bluish green fly that measures between 10 and 15 millimeters and is exclusive to the American continent
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Although it was eradicated in 1991, in the last three years cases have registered cases in several Latin American countries. The most recent occurred in Mexico, where at least 369 infections in animals have been reported, according to a report by the World Animal Health Organization.
The first was Panama, that in 2023 he was forced to decree a zoosanitary emergency for the number of caseswhich the following year represented 79 in humans, while in 2025 16 have been counted, according to the Department of Epidemiology of the Ministry of Health.
Infestation, which manifests itself as a painful skin lesion in humans, which implies inflammation and pus while the larvae develop, has also been present in Costa Rica and Nicaragua.
At the end of April, the Ministry of Health of Costa Rica reported about 34 cases in humans so far this year, while the previous year had accounted for about 40 cases, and more than 200 infections in cattlesheep, dogs, horses and pigs, declaring a health emergency.
In the case of Nicaragua, there are 67 confirmed human cases, and more than 1,000 detections in hot blood animals. The country’s authorities have inspected more than 1.45 million animals amid the speed with which cases have been doubled, asking affected humans not to self -medicate.
In Honduras, more than 800 cases of baranger worm have been identified in cattle since 2024, while the authorities confirmed the death of three people by Miasis. The Honduran Minister of Agriculture and Livestock, Laura Suazo, suggested the possibility of plague to reappear After relaxing the sanitary measures after the Covid-19 pandemicwhich could have allowed its entrance to the Darién cap.
This year, the Ministry of Health of Honduras has already detected the first six cases in humans.
See more: Guatemala confirms a case of ‘Cattle Barrencador’: What is and how does it affect humans?
For its part, the Government of Guatemala counted 351 cases of boreride worm in cattle until March this year.
The endemic disease that can occur in humans with the exposure of a wound, in which a fly could deposit Between 400 and 500 eggsit could also be witnessed in other Caribbean countries and South America.
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