Hemorrhagic vasculitis in an adolescent induced by the COVID-19 virus

Hemorrhagic vasculitis (Henoch-Schönlein purpura) Vasculitis is a common disease that is often preceded by a bacterial or viral infection of the upper respiratory tract. Aim - to investigate the specifics of the course and treatment of hemorrhagic vasculitis in a child after suffering from COVID-19 on the example of a clinical case. Clinical case. A case of acute hemorrhagic vasculitis in a 14-year-old boy is presented. A boy was admitted to Ternopil Regional Children's Clinical Hospital with complaints of a rise in body temperature to high numbers, the appearance of rashes on the lower limbs, buttocks, pain and swelling in the knee joints. From the anamnesis of life, it is known that 2 weeks before the appearance of this hemorrhagic syndrome, he suffered from COVID-19. The disease began acutely with an increase in temperature of 40.1°C. Specific disorders associated with vasculitis/capillaritis are considered in detail: clinical syndromes are identified during objective examination: intoxication, hemorrhagic, articular. Examinations were carried out: general blood test, general urine test, biochemical tests. Maintenance therapy with sufficient hydration, restoration and maintenance of electrolyte balance. In order to control pain, simple analgesics (paracetamol 15 mg/kg every 6 hours orally) were prescribed. A differential diagnosis was made with meningococcal infection, idiopathic arthritis, and thrombocytopenia. The algorithm for the diagnosis of hemorrhagic vasculitis is presented. The need to be vigilant about the development of hemorrhagic vasculitis in children who have suffered from COVID-19 is justified. The research was carried out in accordance with the Declaration of Helsinki. Informed consent of the child's parents was obtained for the research. No conflict of interests was declared by the authors.