[Sacamuelas]

S- 33 yr old, WM, cc of " an itchy insect bite was starting to heal, but has gotten very sore since yesterday and now is starting to turn red and swell"

0- vitals WNL, no systemic fever, R forearm exam reveals tender, edematous, red plaque with central punctum present

You area is not one conducive to deadly insects or the initial injury likely to be anything other than a standard insect bite.

What is the likely diagnosis for secondary condition?
Your treatment would be?

Area appears as follows upon exam.