{"text_format":"3","workbook":"xls","n_sheets":3,"sheets":["Sheet1","Sheet2","Sheet3"],"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":0,"n_rows":21,"n_cols":20,"rows_kept":21,"merged":[[0,0,0,16],[1,1,1,2],[1,3,1,4],[1,6,1,7],[1,8,1,9],[1,10,1,11],[1,12,1,13],[1,14,1,15],[1,18,1,19],[2,1,2,2],[2,3,2,4],[2,6,2,7],[2,8,2,9],[2,10,2,11],[2,12,2,13],[2,14,2,15],[2,18,2,19],[20,0,20,16]],"flags":["formulas_cached_only"]}
["Table 2 Ultrasound features of the 11 cases of fetal small bowel volvulus"]
["Case",1,null,2,null,3,4,null,5,null,6,null,7,null,8,null,9,10,11]
["Reexamination times",5,null,7,null,0,6,null,3,null,4,null,1,null,2,null,0,0,7]
["Gestational age at first/last diagnosis (weeks)","24+1","31+1*","22+4","28+4*","33+2","30+2","33+2","24+2","26+2","31+2","35+2*","30+3","31+1","35+2","36+6","35+2","33+4","29+2","35+1*"]
["Intestinal dilatation","1.0cm","-","0.8cm","-","1.8cm","1.5cm","3.2cm","1.3cm","4.1cm","2.1cm","1.0cm","2.0cm","3.1cm","1.7cm","1.9cm","1.2cm","1.6cm","1.2cm","-"]
["Whirlpool sign","+","-","+","-","+","+","-","+","+","+","-","+","+","+","+","+","+","+","-"]
["Mass in the center of whirlpool sign","2.1×2.0cm","/","1.2×0.7cm","/","1.6×0.7cm","2.7×1.2cm","-","2.6×1.6cm","1.7×1.0cm","2.1×2.1cm","/","2.5×2.3cm","2.0×1.7cm","1.9×1.4cm","1.8×1.1cm","1.6×1.0cm","1.6×0.8cm","2.3×2.1cm","/"]
["Blood of the mass in the center of whirlpool sign","abundant","/","abundant","/","sparse","abundant","/","sparse","disappear","abundant","/","sparse","sparse","sparse","sparse","sparse","sparse","abundant","/"]
["Echo of fluid in dilated bowel loops","well","/","well","/","bad","well","bad","bad","bad","bad","/","bad","bad","bad","bad","bad","bad","well","/"]
["Blood of dilated intestinal wall","+","/","+","/","-","+","-","-","-","+","+","+","-","-","-","-","-","+","/"]
["Peristalsis of dilated bowel loops","normal","/","normal","/","-","weak","-","-","-","normal","normal","weak","-","weak","-","-","-","normal","/"]
["Gastric dilatation","-","-","-","-","+","-","+","-","+","-","-","+","+","+","+","-","+","-","-"]
["Coffee bean sign","-","-","-","-","-","-","-","-","-","-","-","-",null,"-","-","-","-","-","-"]
["Normal position of mesenteric vessels","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal"]
["Polyhydramnios","-","-","-","-","+","-","+","-","+","-","-","-","-","-","+","-","+","-","-"]
["Ascites","-","-","-","-","+","+","+","-","+","+","-","+","+","+","+","+","+","-","-"]
["Peritoneal calcifications","-","-","-","-","-","-","-","-","-","-","-","-",null,"-","-","-","-","-","-"]
["MCA PSV","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","normal","abnormal","normal","normal","abnormal","normal","normal","normal"]
["Other abnormal signs","-","-","-","-","-","-","PI MCA/ PI UA was 0.8","-","PI DV increased","-","-","-","Heart enlargement with hydropericardium","-","-","Persistent slow of  FHR","-","-","-"]
[]
["Note: * the gestational age when whirlpool sign disappeared, / invisible, + positive, - negative, FHR fetal heart rate"]

{"sheet":"Sheet2","index":1,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}

{"sheet":"Sheet3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}