(来学网)出生后45天患儿,因呕吐、消瘦入院;右上腹可触及椭圆状肿物;超声显示:胃腔高度扩张,幽门肌增厚,厚4~5mm。
  1. 依超声表现可提示为
    A.
    (来学网)胃窦幽门部痉挛
    B.
    (来学网)胃窦幽门部肿瘤
    C.
    (来学网)急性胃扩张
    D.
    (来学网)先天性肥厚性幽门狭窄
    E.
    (来学网)以上都不是
  2. 该病超声诊断依据是
    A.
    (来学网)幽门管肌层厚度≥3MM,管长≥10MM,直径≥12MM
    B.
    (来学网)幽门管肌层厚度≥3MM,管长≥16MM,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