胎儿,孕龄33周。B超示胎盘前置前壁,Ⅱ级,羊水指数37.3;头皮及全身软组织水肿,呈“蚕茧样”改变;腹腔未见明显膀胱、双肾图像,无正常充盈小肠和结肠回声,呈团块强回声团,胸腹腔积液;脐带图像呈“吕”字形改变,并可见舒张末期血流倒置。提示:单活胎,羊水多,胎儿全身皮肤、 Fetus, gestational age 33 weeks. B ultrasound showed anterior placental anterior wall, grade Ⅱ, amniotic fluid index 37.3; scalp and soft tissue edema was “cocoon-like” change; no clear abdominal cysts, kidneys images, no normal filling of the small intestine and colon echo, was Mass echo group, ascites and pleural effusion; umbilical cord image was “Lv ” glyph change, and we can see the end-diastolic blood flow inversion. Tip: single live fetus, amniotic fluid, fetal whole body skin,