peros经口, 口服perprep.每；每一；经过；按照Perimesencephalic subarachnoid hemorrhage中脑周围蛛网膜下腔出血pericarditis due to myocardial infarction肌梗塞心包炎percutaneous hot saline injection therapy经皮热盐水注射治疗peritoneal dialysis concentrate equipment腹膜透析浓缩设备Peroxisome prliferator activated neceptor过氧化物酶体增殖物激活受体percutaneous transhepatic cholangiobiopsy经皮肝穿刺胆道活检percutaneous balloon aortic valvuloplasty经皮气囊主动脉瓣成形术percutaneous intrahepatic cholangiography经皮肝内胆管造影percutaneous electrohydraulic lithotripsy经皮电液压碎石Percutaneous endoscopic gastrojejunostomy经皮内镜下空肠造口术