cardiac extraction of norepinephrine averaged 59 +/- 17 % in the patients with hcm , significantly less than in the control subjects ( 79 +/- 13 % , p less than 0.05 ) , whereas cardiac extraction of isoproterenol was similar in the two groups ( 13 +/- 23 % versus 13 +/- 14 % ) , indicating that neuronal uptake of norepinephrine was decreased in the patients with hcm .
C0018787
cardiac
C0007194
hcm