A case of hereditary angioneurotic oedema, which was only diagnosed after presentation to several hospital departments, is reported. It was then discovered that the mother of the patient had the same condition but that, unusually, it appeared to have been in remission for more than 20 years. This disease, due to C1 esterase inhibitor deficiency, is potentially fatal but easily treatable. The di...

Background The absolute risk of angiotensin-converting enzyme (ACE) inhibitor angioedema is 0.3% [1]. The mechanism is felt to be accumulation of bradykinin. The current treatment is discontinuation of ACE-I inhibitor, and intubation if necessary. Icatibant is a bradykinin receptor antagonist, useful in treating hereditary angioedema [2]. We present a patient from a Canadian center who had ACE-...