Pressure urticaria is a physical urticaria caused by pressure applied to the skin, and is characterized by the development of swelling and pain that usually occurs 3 to 12 hours after local pressure has been applied.
↑Byrne, Bernadette (2019). "5. Urticaria and angio-oedema". In Morris-Jones, Rachael (ed.). ABC of Dermatology (7th ed.). Hoboken: Wiley Blackwell. pp. 39–42. ISBN978-1-119-48899-6. Archived from the original on 2022-05-16. Retrieved 2022-10-02.