The 'Falx Flash' sign as an indicator of accurate midsagittal plane alignment for fetal CNS and NT assessment in first trimester ultrasound
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Purpose: Obtaining a true mid-sagittal plane (MSP) and further Fetal Medicine Foundation (FMF) criteria is essential for accurate first-trimester ultrasound screening. The "Falx Flash" sign, a homogenous echo extending from th... ...
