An 8-year-old boy is brought to the clinic by his mother, who states that he has been complaining of pain in both knees. Them other also states that he had a rash on his leg 3 weeks ago. She said it was there for almost 2 weeks and then went away. She describes the rash as reddish and circular, with a small clear area in the center. She said the rash was not itchy or painful. The child has also complained of headaches and muscle aches over the past several weeks. On questioning, the mother states that they were vacationing in Wisconsin about 1 month ago and the boy was hiking in the woods when he was bitten by a tick. Which of the following is the most likely diagnosis?
A. Babesiosis
B. Colorado tick fever
C. Lyme disease
D. Rocky Mountain spottedfever
E. Tularemia
A. Babesiosis
B. Colorado tick fever
C. Lyme disease
D. Rocky Mountain spottedfever
E. Tularemia