A 37-year-old man returns from a wooded area with an engorged Ixodes tick attached for ~40 hours in a high-incidence area. He is asymptomatic. Best ma...

Question

A 37-year-old man returns from a wooded area with an engorged Ixodes tick attached for ~40 hours in a high-incidence area. He is asymptomatic. Best management?

Accepted Answer

Single-dose doxycycline 200 mg within 72 hours

Answer

No treatment; observe only

Answer

Doxycycline 100 mg twice daily for 10 days

Answer

Amoxicillin 500 mg three times daily for 14 days

Answer

Serologic testing today and treat if positive

us-abfm MCQ (SBA): Lyme Disease Prophylaxis

A 37-year-old man returns from a wooded area with an engorged Ixodes tick attached for ~40 hours in a high-incidence area. He is asymptomatic. Best management?