Henoch-Schonlein purpura (HSP) is an inflammation of the blood vessels in the skin and other body organs. Skin involvement often results in a rash, typically occurring on the buttocks and legs. The rash often resembles bruising or bleeding into the skin, a condition referred to as “purpura.”
People of all ages may develop HSP, but it is most common in children.
The exact cause of HSP is unknown. It is believed to be a disorder of the immune system. It may be triggered by bacterial or viral infections, certain medications, vaccines, or perhaps even insect bites. HSP frequently occurs in the spring, often after a respiratory infection. It is not contagious.
A risk factor is something that increases your chance of getting a disease or condition. Risk factors for HSP include:
Please be aware that this information is provided to supplement the care
provided by your physician. It is neither intended nor implied to be a
substitute for professional medical advice. CALL YOUR HEALTHCARE PROVIDER
IMMEDIATELY IF YOU THINK YOU MAY HAVE A MEDICAL EMERGENCY. Always seek the
advice of your physician or other qualified health provider prior to
starting any new treatment or with any questions you may have regarding a