Abstract:Introduction: To determine the feasibility of fetal MRI in identifying the normal anal dimple (AD) and compare it with prenatal ultrasound (US).
Methods: Retrospective review of 130 patients with fetal MRI and US. The gestational age (GA) was stratified into four groups: 1) 16 to 21 weeks-6 days; 2) 22 to 27 weeks-6 days; 3) 28 to 33 weeks-6 days; and 4) 34 weeks and beyond. Steady State Free Presession (SSFP) and Single Shot Fast Spin Echo (SSFP) axial T2 MRI and transverse US images of the fetal perineum we… Show more
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