peros经口, 口服perprep.每；每一；经过；按照periadenitis mucosa necrotica recurrens慢性间歇性复发性口疮periosteal retention in osseous surgery保留骨膜手术percussive bored cast-in-place pile冲（钻）孔灌注桩periosteal elevator for maxillary sinus上颌窦骨膜剥离器periosteal elevator for orbital surgery眼眶手术用骨膜剥离器pericardial pseudocirrhosis of the liver皮克氏病percutaneous transhepatic cholangioscopy经皮经肝胆管镜检查[术]percutaeous balloon mitral valvuloplasty经皮囊二尖瓣成形术Percutaneous balloon mitral valvuoplasty经皮球囊二尖瓣成形术percutaneous transluminal angio-plasty经皮经腔血管成形术