英语语法分析

Results Eleven cases (11/12) of fetal cardiac malposition were detected by fetal echocardiography, including dextrocardia, sinistrocardia, extrathorax heart and common heart of conjoined twins.

结果超声检出胎儿心脏位置异常11例（11 /12），包括右位心、左旋心、胸外心脏、连体双胎共同心脏等类型。