Acquired cold urticaria (ACU) is characterized by the development of wheals, angioedema, or both after cold exposure. Age at diagnosis, disease severity, and response to the ice cube challenge test… Click to show full abstract
Acquired cold urticaria (ACU) is characterized by the development of wheals, angioedema, or both after cold exposure. Age at diagnosis, disease severity, and response to the ice cube challenge test predicted both prognosis and response to therapy. Proper characterization of the type of acquired cold urticaria allows for appropriate counseling and choice of therapy.
               
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