Hereditary Angioedema and Gastrointestinal Complications: An Extensive Review of the Literature

Table 2

Key findings of an international Internet based survey of HAE patients in relation to surgical interventions.

Population group	Number of patients who underwent unnecessary surgery due to misdiagnosis ()
Patients in the United States with HAE	24 out of 125 (19%)
Patients in the United Kingdom with HAE	12 out of 52 (24%)