Serum Enzyme Activities Following Morphine

An increase of serum glutamic oxalacetic transaminase (SGO-T) activity following myocardial infarction was first described by LaDue et al.¹and subsequently confirmed by numerous investigators.^2-6Much emphasis has been placed on elevated SGO-T values in substantiating the clinical impression of myocardial infarction, especially when the electrocardiogram reveals equivocal changes, previous infarction, left bundle branch...