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  1. About Babesiosis | Babesiosis | CDC

    Feb 12, 2024 · Babesiosis is a disease caused by microscopic parasites that infect red blood cells. A parasite is an organism (living thing) that lives on or inside another organism. Although …

  2. Babesia - Wikipedia

    Babesia is a protozoan parasite found to infect vertebrate animals, mostly livestock mammals and birds, but also occasionally humans. Common names of the disease that B. microti causes are …

  3. Babesiosis: Causes, Symptoms, Diagnosis & Treatment

    Babesiosis (pronounced “buh-BEE-zee-oh-sis”) is an illness you get from many species (types) of the parasite Babesia. You can get it through the bite of infected blacklegged ticks or from an …

  4. Babesiosis - Infectious Diseases - Merck Manual Professional Edition

    Babesiosis is an infection with Babesia species of protozoa. Infections can be asymptomatic or cause a malaria-like illness with fever and hemolytic anemia. Disease is most severe in …

  5. Babesiosis | Diagnosis & Disease Information

    Jan 17, 2025 · Babesiosis is a parasitic zoonotic (vector-borne) disease caused by the parasite Babesia that affects red blood cells.

  6. Babesiosis: Blood Infection Spread by Ticks - WebMD

    Nov 27, 2022 · WebMD explains babesiosis, a blood cell infection mostly spread by ticks. Find out about the causes, symptoms, treatment, and prevention of this potentially serious condition.

  7. Babesia: Symptoms, Treatment, Prevention, and More - Healthline

    Jun 27, 2019 · Babesiosis is caused by infection with a malaria-like parasite of the genus Babesia. The Babesia parasite can also be called Nuttalia. The parasite grows and reproduces inside …

  8. Babesiosis Fact Sheet - New York State Department of Health

    Babesiosis is a rare, sometimes severe, disease caused by the bite of a tick infected with Babesia microti, a microscopic (tiny, not seen without a microscope) parasite that infects red blood cells.

  9. Babesiosis - Lyme Disease

    Babesia are malaria-like protozoans that parasitize and reproduce within mammalian red blood cells. They have a complex life cycle involving several different stages and physical forms and …

  10. Babesiosis: What Is It, Transmission, Treatment, and More

    Aug 19, 2025 · Babesiosis is an infectious disease caused by Babesia, microscopic parasites that infect the blood and destroy red blood cells. The Babesia genus infects millions of cattle and …