Abstract:chogenic bowel, first described by Nyberg et al in 1990, 1,2 refers to the sonographic finding of hyperechoic bowel or bowel echogenicity similar to that of fetal bone. 3 The incidence of this finding ranges between 0.2% and 1.4% (1% on average) in the second trimester of pregnancy. [4][5][6] Although usually a normal variant in the early second trimester, 7 it has been associated with pathologic conditions, including aneuploidy, cystic fibrosis , congenital fetal bowel obstruction, intra-amniotic bleeding, … Show more
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