Female, 29, experienced itchy, red, and shallow, dry bumps with fuzzy boundary on skin. Each bump measured about 1cm². Day one, one to two appeared on legs, . Day two, several appeared on legs. Arm had 2. Day three, 10-15 appeared on belly and low back,

Rash is a rash. Short answer is you need to get yourself to a doctor, who can gather pertinent history and visualize this rash then determine the next step. Otherwise it is almost impossible to give a diagnosis with a simple description. hope this helps. This is also what HealthTap doctors do. Pay for the service and get treatment ! :)