A CASE OF HEREDITARY ANGIONEUROTIC OEDEMA, SUCCESSFULLY TREATED WITH ε-AMINOCAPROIC ACID.

The article presents information on a case of hereditary angio-neurotic oedema, successfully treated with ε-amlnocaproic acid. A patient with clinical and laboratory findings characteristic of hereditary angioneurotic oedema was investigated. The patient was observed for a period of 5 weeks, during which he had four attacks. ε-Aminocaproic acid was then given continuously for 5 months, during which time the patient had no attacks. The studies on histamine metabolism revealed no significant changes with the exception of the urinary excretion of histamine, which was moderately increased towards the end of the period studied.