https://www.selleckchem.com/pr....oducts/cid-1067700.h
, the eiPAH group had the highest blood K + level in routine examination, while the preload failure group had the lowest blood K + level ( P=0.014). The iCPET of the three subgroups showed statistically significant ( P=0.001) difference in right atrial pressure increase during exercise. Among the three, the eiHFpEF group had the highest increase and the preload failure group had the lowest increase. Conclusion In unexplained dyspnea patients showing no abnormal results in right cardiac catheterization examination, the main cause wa