1571 specimens taken at 493 occasions for endomyocardial biopsy in 30 selected heart transplant patients were reexamined in order to assess ( a ) the difference between conventional ( steroid , azathioprine and antithymocyte globulin ) and cyclosporine with low-dose steroid immunosuppression regimes , and ( b ) the relationship of myocardial rejection to endocardial infiltrates , the quilty lesion , and changes in the small intramyocardial blood vessels .
C0189785
endomyocardial biopsy
C0027061
myocardial