[医] 后中的
Objective To introduce a simplified posteromedial approach of the gastrocnemius for reattachment of bony avuision of the PCL from the tibia. 目的探讨膝后腓肠肌内侧入路修复膝关节后交叉韧带(PCL)胫骨撕脱骨折。
The authors report on an 81-year-old woman with a primary hydatid cyst located in the posteromedial aspect of the thigh. 作者报道了一81岁包虫囊肿患者，原发病灶位于大腿中后方。
Method 11 cases of avulsed tibial attachment of the PCL had been undergone a operative imternal fixation through the posteromedial approach of the gastrocnemius in clinic. 方法应用膝后腓肠肌内侧入路对11例PCL胫骨撕脱骨折行复位固定。
Objective To demonstrate the value of analysis of double potential(DP) at the posteromedial right atrium in identification of left atrial origin of atrial tachycardia (AT). 摘要目的探讨右房后壁双电位标测对判断房性心动过速（简称房速）是否起源于左房的价值。
Objective To demonstrate the value of analysis of double potential(DP) at the posteromedial right atrium in identification of left atrial origin of atrial tachycardia(AT). 目的探讨右房后壁双电位标测对判断房性心动过速(简称房速)是否起源于左房的价值。
