US health authorities are urging travelers arriving from Mexico to monitor their health because of an illness found in the north of that country caused by a bacteria transmitted by the bite of a tick. live in dogs.
The Centers for Disease Control and Prevention (CDC) reported the presence of ‘Rocky Mountain Spotted Fever (RMSF)’ in people arriving in the country from Tecate, in the state of Baja California (Mexico).
The CDC says RMSF can be fatal, and urges people who have traveled to Tecate or another city in northern Mexico and have symptoms during the trip or within two weeks of returning to the United States to seek medical attention. .
They detailed that this disease was found in urban areas in several states in northern Mexico, including Baja California, Sonora, Chihuahua, Coahuila and Nuevo León.
These ticks can live wherever dogs live, becoming carriers of these infected parasites.
Also called Rocky Mountain spotted fever (RMSF) is an acute febrile tick-borne disease caused by the bacterium Rickettsia rickettsii, according to the National Institutes of Health (NIH).
Patients usually develop symptoms four to ten days after being exposed to the bacteria through a tick bite.
In addition, they may or may not remember the tick bite, since the tick does not need to have prolonged contact with the host to cause infection.
Symptoms include fever, headache, and rash, and may also include lymphadenopathy, central nervous system changes such as confusion or neck stiffness, myalgias and arthralgias, hepatitis, vomiting, and restlessness. strength of heart.
The rash usually starts around the wrists and ankles.
Health authorities recommend avoiding exposure to ticks, keeping homes and surroundings clean, providing adequate care for pets, and using commercial or natural repellents on the body and clothing.