. Author manuscript; available in PMC: 2020 Jul 31.

Published in final edited form as: J Allergy Clin Immunol Pract. 2019 Nov 5;8(4):1443–1446.e2. doi: 10.1016/j.jaip.2019.10.028

TABLE E1.

ICD and Current Procedure Terminology codes identified

Diagnosis	ICD code
Hereditary angioedema	ICD-9; 277.6 ICD-10; D84.1
All other types of angioedema	ICD-9; 995.1 ICD-10; T78.3XXA, T78.3XXD, T78.3XXS
Imaging	Current Procedure Terminology code
Abdominal CT with contrast	74160, 74170, 74177, 74178
Abdominal CT without contrast	74150, 74176
Abdominal x-ray	74000, 74010, 74020, 74022
Emergency airway intubation	31500, 31600, 31700
Chest x-ray	71010, 71020, 71030, 71035

ICD, International Classification of Diseases; ICD-9, International Classification of Diseases, Ninth Revision; ICD-10, International Classification of Diseases, Tenth Revision.