Rash develops predominantly on upper torso and underside of breast, cluster of 5 to 6 red bumps. No idea why it comes up, but suddenly there are there, and they itch. Itchiness increases in morning. Bumps flatten out and itching reduces after a while. Flares up in and around same area ...
Could it be hives? Does the rash move about, come and go, or is it fairly fixed and getting scabby? Hives are more on the surface and move about but are incredibly itchy. Otherwise it could be pityreas rosea with the herald patch being in your armpit rather than torso. Though I had...