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AAP Grand Rounds 12:55-56 (2004) Fetal Urinary Tract MalformationsSource: Cassart M, Massez A, Metens T, et al. Complementary role of MRI after sonography in assessing bilateral urinary tract anomalies in the fetus. AJR Am J Roentgenol. 2004;182:689695.
Urinary tract malformations of the fetus, detected by obstetric sonography, occur in 0.1% to 1% of all pregnancies. Uropathies correspond to 3050% of all structural anomalies found at birth.13 Recent development of fast sequence magnetic resonance imaging (MRI) has extended the use of MRI to antenatal diagnosis as an efficient technique to evaluate equivocal fetal sonographic findings, particularly neurologic anomalies. A pilot study was undertaken by investigators from
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