Babesia microti, Babesia divergens, Babesia duncani, Babesia WA1 (intracellular parasite in erythrocytes)
Ixodes ricinus, Ixodes scapularis, blood transfusion (human to human)
game (e.g. deer), domestic animals, humans
Rapid onset of beginning illness with severe fever, chills, headache (can be severe/dull, global, involves the whole head, described as if the head is in a vise), sweats (usually at night, but can be day-sweats as well), fatigue (worse with exercise), “air-hunger”, dyspnoea, need to sigh and take a deep breath, dry cough without apparent reason, stiffness of neck, nausea, diminished appetite, tiredness, feeling of weakness, permanent exhaustion even worse during stress, dizziness, haemolytic anemia, hemoglobinuria, seldom hepatosplenomegalia, muscle pain, joint aches, paresthesias, mental dullness and slowing of reactions and responses, hypercoaguability, stomach pain, abdominal pain, emotional liability, „mental dullness”, kidney problems, influenza-like symptoms.
tick-bites, transfusions, splenectomia, HIV, immune suppression (children), organ transplantation, elder people