Schoenecker S A, Pretorius D H, Manco-Johnson M L
J Reprod Med. 1985 Jul;30(7):541-4.
Common artifacts seen during ultrasound examination of the fetal cranium and that may simulate pathology include hypoechoic parenchyma, noise in the near field, focal sonolucent areas, reverberation echoes and shadowing from portions of the skull base. Specific techniques can help one recognize, decrease or eliminate them.
在胎儿颅骨超声检查期间常见的、可能模拟病变的伪像包括低回声实质、近场噪声、局灶性无回声区、混响回声以及来自颅底部分的声影。特定技术有助于识别、减少或消除这些伪像。
