Southern Tick-Associated Rash Illness

STARI produces an expanding rash resembling the erythema migrans of Lyme disease, but its causative agent remains unknown — making it a persistent clinical problem with no specific diagnostic test. The rash occurs in the range of *Amblyomma americanum* (lone star tick), not *Ixodes scapularis* (blacklegged tick).

This article is still in our research and editorial process and will be published soon. The shape of what it will cover is captured below.

Questions this article will answer

• What is STARI and how is it different from Lyme disease?

While you wait — related published articles

• Lyme Disease — the disease STARI's expanding rash most closely mimics

Or browse the broader topic: The Disease Landscape