Optional medical device diagnostics – depending on the results of the history, physical examination, and obligatory laboratory parameters – for differential diagnostic clarification.
- Abdominal ultrasonography (ultrasound of abdominal organs) – for recurrent abdominal colic of unclear cause and for patients suffering from recurrent edema (swelling of the skin) that cannot be treated with antihistamines or corticosteroids. [ascites? → hereditary (inherited) angioedema (HAE)]
