Schoenleins disease, also known as Henoch-Schönlein purpura (HSP), is a rare condition characterized by inflammation of the blood vessels. This ailment typically affects children and young adults, causing a variety of symptoms such as a rash, joint pain, abdominal discomfort, and kidney problems. While there may not be direct synonyms for the term "Schoenleins disease", it is commonly referred to as HSP in the medical community. Alternative terms for this condition include anaphylactoid purpura, immunoglobulin A vasculitis, allergic vasculitis, or simply purpura. These synonyms help medical professionals communicate effectively and facilitate accurate diagnosis and treatment for affected individuals.