(来学网)患儿,出生后50天。呕吐、消瘦入院;右上腹可触及橄榄状肿物;B超示幽门肌增厚,厚4-5mm。胃腔高度扩张。
- 问题1:超声可提示为
- 问题2:诊断依据是
A. (来学网)幽门管肌层厚度≥2mm,管长≥10mm,直径≥11mm
B. (来学网)幽门管肌层厚度≥3mm,管长≥15mm,直径≥12mm
C. (来学网)幽门管肌层厚度≥4mm,管长≥18mm,直径≥13mm
D. (来学网)幽门管肌层厚度≥4mm,管长≥20mm,直径≥14mm
E. (来学网)幽门管肌层厚度≥5mm,管长≥25mm,直径≥15mm