Lips Angioedema after Dental Procedure

  • Alireza Shafiei


  • Dental procedures are a common trigger for the onset of attack in patients with hereditary angioedema

  • A low C4 level is a good initial screening test in diagnosis of hereditary angioedema


Hereditary angioedema C4 C1 inhibitor 


  1. 1.
    Kanani A, Betschel SD, Warrington R. Urticaria and angioedema. Allergy Asthma Clin Immunol. 2018;14(Suppl 2):59.CrossRefGoogle Scholar
  2. 2.
    Agostoni A, Cicardi M. Hereditary and acquired C1-inhibitor deficiency: biological and clinical characteristics in 235 patients. Medicine. 1992;71(4):206–15.CrossRefGoogle Scholar

Copyright information

© Springer Nature Switzerland AG 2019

Authors and Affiliations

  • Alireza Shafiei
    • 1
  1. 1.Department of Allergy and Clinical ImmunologyBahrami Hospital, School of Medicine, Tehran University of Medical SciencesTehranIran

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