My son has an itchy bite a few inches above his ankle. hes had it about a week. its still itchy and i noticed yesterday that is has faint raised ring around the outside. there is no real mark or bite on the inside of the ring. it almost looks like ?

Bite: Rash. Insect bites can be from various things- spiders, mosquitoes, ticks, bed bugs. Tick bite typically the most concerning. The bite of the Ixodes tick the most concerning which transmits Borrelia burgdorferi which causes lymes. The rash has a characteristic bulls eye pattern. If concerned for this best to have rash seen by provider. This is something that can be easily done through HealthTap.