Henoch-Schönlein purpura

pathology

Also known as: anaphylactoid purpura

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June 29, 2026

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Henoch-Schönlein purpura (HSP) is the most common connective-tissue disorder in children. It is characterized by a purpuric rash, painful, swollen joints, and abdominal pain with vomiting. In some cases, kidney involvement can lead to nephritis, which is the only complication that may cause permanent damage. However, most patients make a complete recovery. HSP is also known as anaphylactoid purpura.1

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childhood disease and disorder
Connective-tissue disorders
Henoch-Schönlein purpura (anaphylactoid purpura) is the most common connective-tissue disorder in children. It is characterized by a purpuric rash, painful swollen joints, and abdominal pain with vomiting. In a minority of patients, the kidneys become involved and nephritis develops; this is the only complication that…
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Henoch-Schönlein purpura (anaphylactoid purpura) is the most common connective-tissue disorder in children. It is characterized by a purpuric rash, painful swollen joints, and abdominal pain with vomiting. In a minority of patients, the kidneys become involved and nephritis develops; this is the only complication that…
Read More