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©2013 UpToDate ® Print Email Echogenic fetal bowel at 15 weeks' gestational age in 33-year-old woman with vaginal bleeding Sonogram revealed subchorionic hemorrhage (not shown). Sagittal scan through fetal abdomen reveals hyperechoic loops of bowel (arrow) as echogenic as adjacent bone. Cytomegalovirus titers and karyotype were normal, and findings of prenatal screening for cystic fibrosis were negative. Normal bowel echotexture was seen on follow-up 2 weeks later (not shown). Reproduced with permission from: Trop I, Levine D. Hemorrage During Pregnancy: Sonography and MR Imaging. AJR Am J Roentgenol 2001; 176:607.