Henoch Schonlein Purpura Haematological Disorders Allergic purpura
Conditions
Interventions
Sponsors
Eligibility
Inclusion criteria
Inclusion criteria: Children under 18 years of age presenting to secondary care centres in England and Wales with a diagnosis of Henoch-Schönlein Purpura (HSP), based on the American College of Rheumatology Criteria
Exclusion criteria
Exclusion criteria: 1. Those already receiving steroid / immunosuppressive therapy 2. Those receiving Angiotensin converting enzyme (ACE) inhibitors 3. Those with pre-existing renal disease (excluding urinary tract infections) 4. Those with pre-existing hypertension 5. Those with evidence of immunodeficiency /systemic infection 6. Those with contra-indications or relative contra-indications for steroid therapy (epilepsy, diabetes mellitus, glaucoma or peptic ulceration) 7. Those with characteristic purpuric rash for more than 7 days
Design outcomes
Primary
| Measure | Time frame |
|---|---|
| 1. The presence of proteinuria at 12 months (defined as urine protein: creatinine ratio (UP:UC)>20mg/mmol) 2. The need for additional treatment (defined as the presence of hypertension (requiring treatment) and / or renal biopsy anomalies and / or the need for treatment of renal disease) during the 12 month study period 3. The association of polymorphisms of the ACE gene with proteinuria at 12 months | — |
Secondary
| Measure | Time frame |
|---|---|
| Presence of symptoms of possible trial medication induced toxicity: hypertension and/or gastrointestinal (GI) upset | — |
Countries
United Kingdom