[Osler's hereditary angioneurotic edema as rare but possible cause of false surgical acute abdomen].

The authors are presenting one case of Osler's hereditary angioneurotic oedema, rare genetic disease with dominant autosomal transmission linked to the 11-th chromosome, with clinical aspects resembling to those of surgical acute abdomen, with difficult diagnostic problems. The treatment consist in: fresh plasma administration, antihistaminic drugs and anabolic steroids. The simple laparotomy under general anaesthesia by orotraheal intubation being very dangerous. The patients with Osler's hereditary angioneurotic oedema must be followed-up by the allergology services and educated regarding the disease and it's risks to avoid diagnostic errors with following negative consequences.