A 67-year-old man with suspected tick bite removed 24 hours after detachment in an endemic area; the attached tick was Ixodes scapularis, likely ≥36 h...

Question

A 67-year-old man with suspected tick bite removed 24 hours after detachment in an endemic area; the attached tick was Ixodes scapularis, likely ≥36 hours on skin. What should you do?

Accepted Answer

Doxycycline 200 mg single dose within 72 hours

Answer

No antibiotics; observe

Answer

Doxycycline 100 mg BID for 14 days

Answer

Amoxicillin 500 mg TID for 10 days

Answer

Serologic testing now and treat if positive

us-abfm MCQ (SBA): Lyme Disease Prophylaxis

A 67-year-old man with suspected tick bite removed 24 hours after detachment in an endemic area; the attached tick was Ixodes scapularis, likely ≥36 hours on skin. What should you do?