Most common in the Midwest, Southeast, and South Central U.S., the disease is caused by bacteria spread by lone star ticks. Symptoms of the disease are similar to anaplasmosis, sometimes making it difficult to distinguish between the two. Prompt treatment with antibiotics can greatly reduce the risk of serious complications.
In rare cases, difficulty breathing, bleeding disorders, and death.
Seven to 14 days after a bite.
The antibiotic doxycycline as soon as symptoms appear.