Welcome Message

Michihiro HIDE, MD. PhDInvitation to the GA2LEN UCARE Urticaria Conference 2021

It is a pleasure to invite you to the UCARE Urticaria Conference 2021, which will be held from December 9 (Thu.) to 11 (Sat.), 2021, at the Hiroshima Prefectural Medical Association Hall in Hiroshima, Japan. This is a biennial international conference on urticaria held under the supervision of the Global Allergy and Asthma European Network (GA2LEN). The theme of the Conference 2021 is "A new era for urticaria – Advances in its classification and breakthroughs in its treatment."


This UCARE conference in Hiroshima GA2LEN is an international academic organization on allergy, based in Europe, and covered all over the world. It integrates research facilities in various countries to promote research and develop international clinical practice guidelines. The Urticaria Centers of Reference and Excellence (UCARE) network comprises certified UCARE facilities specializing in urticaria and angioedema and has held biennial academic meetings since 2017. The programs of these meetings include presentations on the latest study findings in the pathogenesis, biomarkers, comorbidities, diagnostic work up, impact of disease, and treatment, as well as many practical tips on how to manage urticaria and other mast cell-driven diseases, and meetings of international collaborative research groups.


The UCARE Conference 2021 in Hiroshima will be held in a hybrid format of on-site and online, thereby enabling as many people as possible to participate from various regions, including Europe, the Americas, and Asia. The programs will include special lectures, symposiums, and general presentations, as well as various practical training sessions and case studies. Moreover, you can enjoy special Japanese-style sessions and events. I look forward to many people taking this opportunity to attend this conference.

May 2021

Michihiro HIDE, MD. PhD
Scientific Secretariat
GA2LEN UCARE Urticaria Conference 2021