Scintigraphic evidence of improvement in myocardial perfusion associated with improvement in physical fitness in a patient with angina.

A young soldier with a small myocardial infarction and a large area of ischaemic myocardium • was followed up by maximal exercise testing and thallium scanning during a 15 month period of cardiac rehabilitation which included strenuous physical exercise. The area of ischemic myocardium was seen to reduce markedly over tbis period as measured by thallium scanning. Sucb clearly evident changes have not so far been reported in these circumstances.