Shimanuki et al encountered the counterclockwise sign in 3 patients thought to hae midgut olulus, which turned out to be hemorrhagic enteritis without malrotation or olulus on surgery.

• Shimanuki等人曾在3例认为是中肠扭转的病人中碰到过逆时针征，但手术证实是出血性小肠炎，并没有旋转不良或中肠扭转。