Blood samples were drawn for determination of plasma concentration of endothlin (ET), atrial natriureticpeptide(ANP), epinephrine(E), norepinenephrine(NE), hyaline acid (HA) and plasma renin activity (PRA).

• 留取血样测定血浆内皮素(ET)、心钠素(ANP)、肾上腺素(E)、去甲肾上腺素(NE)、透明质酸(HA)浓度及肾素活性(PRA)。