to further explore the usefulness of technetium 99m pyrophosphate ( 99mtc-pyp ) myocardial imaging and test its validity in the diagnosis of acute myocardial infarction , 99mtc-pyp myocardial scintigrams were performed in 50 patients .
C0085250
technetium 99m pyrophosphate
C0034320
99mtc-pyp