Thyroid disease can sometimes cause repeated bouts of an itchy skin rash known as hives. In fact, up to 30% of people with chronic hives (also known as chronic urticaria) have an underlying ...

Hives are a type of rash that results from an allergic reaction, insect bite, infection, and more. You can identify hives by pressing down on the bump — if it turns white, it's a hive.

Dry skin is a common symptom of an underactive thyroid, and it might lead to itchiness. You may also have itchy skin with no rash or itchy hives that do not respond well to treatment. Treatment ...