1. Autologous Serum Therapy in Recalcitrant Chronic Spontaneous Urticaria: Experience from Three Dermatology Clinics in Malaysia
- Author
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Ingrid Ting Pao Lin, Nurul Izyan Ghazali, Yan Teo, Siaw Ling Lai, Mohammed Faizal Bakhtiar, and Min Moon Tang
- Subjects
atopic dermatitis ,autologous serum therapy ,omalizumab ,recalcitrant chronic spontaneous urticarial ,Dermatology ,RL1-803 - Abstract
Autohemotherapy is a commonly used treatment for recalcitrant chronic urticaria in some countries. Herein we report our experience using autologous serum therapy in eight patients with recalcitrant chronic spontaneous urticaria. Autologous serum therapy was initiated weekly for nine weeks followed by every fortnightly. Urticaria Activity Score (UAS) 7, Dermatology Life Quality Index (DLQI), and reduction of antihistamine usage were used to assess the treatment response. Eight patients (age range: 25–76 years old; four females and four males) had one to ten years of duration of recalcitrant chronic spontaneous urticaria. All failed to respond to high doses of second-generation antihistamines and five to immune-modulating agents. Three did not respond to omalizumab. At week nine, the reduction of UAS7 ranged from 76.2% to 100%. There was more than an 80% improvement in DLQI in all patients. The number of wheals seemed to be reduced first followed by pruritus. Three patients had stopped antihistamines by week eight of treatment. No adverse events were reported in all eight patients. Autologous serum therapy may serve as an alternative treatment for recalcitrant chronic spontaneous urticaria. Apart from the practicality, which requires frequent clinic visits, venipuncture, and centrifugation, it is cheap and effective with minimal adverse events.
- Published
- 2024
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