Therapy resistant urticaria as a long-term symptom of an incomplete Schnitzler syndrome.
Viktoria PuxkandlAntonia CurrieWolfram HoetzeneckerSabine AltrichterPublished in: Allergy, asthma, and clinical immunology : official journal of the Canadian Society of Allergy and Clinical Immunology (2023)
This case report demonstrates that patients with urticarial symptoms that are not relieved by typical treatments should prompt repeated reassessments of the diagnosis, even years later, because gammopathy and other diagnostic criteria for Schnitzler syndrome can occur with a delay.