Just a rash, or a warning sign of kidney failure? Vascular purpura, also called Henoch Schonlein purpura, can range from a mild, self-limited condition to a serious illness of the kidney or intestines. It can occur at any age, but usually affects children. The name comes from the characteristic rash, which is shown in the photos provided in the References. It is the most common form of vasculitis, which is inflammation of the blood vessels, in children.
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