Clinical usefulness of a functional test of neutralising streptokinase antibodies for the prediction of the thrombolytic effect of streptokinase in acute myocardial infarction.

We investigated whether the occurrence of neutralising streptokinase (SK) antibodies, as assessed by a new bedside test, was related to the effect of SK in acute myocardial infarction (AMI), assessed with continuous vectorcardiography (VCG). Twenty-eight patients with ST elevation, admitted