pvr
[=paraventricular nuclear stratum]室旁核层
[=paroxysmal ventricular rhythm]阵发性室性节律
[=peripheral vascular resistance]外周血管阻力
[=placental vascular resistance]胎盘血管阻力
[=prosthetic valve replacement]人工瓣膜置换
[=pulmonary vascular resistance]肺血管阻力