Frequently I see patients who develop rashes or hives for unclear reasons.
Unfortunately when people experience hives on nearly a daily basis, finding the cause is even harder than if the patient experienced them only infrequently. Even so, it is still important to visit the doctor to have an evaluation.
During the doctor visit
What I usually do when a patient comes in with hives is to first ask the patient if they have been using any new soaps, detergents or beauty products....
