Patient's question:
High-pitched screaming, twisted limbs, and continuously increasing gas in the intestinal cavity clearly show abdominal pain. What kind of help is needed: What tests are required for the diagnosis of pediatric Henoch-Sch?nlein purpura?Doctor's answer:
Allergy purpura examination 1. Hematological examination: Platelet count is normal or decreased. Bleeding time, coagulation time, and clot retraction time are all normal. In some children, the total white blood cell count can reach as high as 20.0×10^9/L, and the erythrocyte sedimentation rate may increase. 2. Infectious and etiological examination: C-reactive protein is elevated, and anti-streptolysin O can be positive. Throat culture shows β-hemolytic streptococcus. 3. Immunology: In more than half of children during the acute phase, serum IgA and IgM levels are decreased. 4. In children with gastrointestinal symptoms such as abdominal pain, occult blood in stool can be positive.