Formerly known as Nantucket fever, babesiosis is increasing in incidence across the Northeastern United States. Because of its emerging health risk globally, it is important to be aware of its various presenting manifestations. We present the case of a middle-aged man with haemolytic anaemia from Babesia microti infection.
Keywords: Babesia microti; Ixodes scapularis tick; babesiosis; haemolytic anaemia; immunocompetent.