• 2022-05-27
    肺窗的窗位、窗宽分别为
    A: -100~-300HU、1500~2000HU
    B: -450~-600HU、1500~2000HU
    C: -600~-800HU、1000~2000HU
    D: -800~-1000HU、1500~2000HU
    E: 30~50HU、250~350HU
  • B

    内容

    • 0

      丫鬟(huáihuán) A: huái B: huán

    • 1

      水的CT值范围是: ( ) A: 22~32 HU B: -10~O HU C: 46~66 HU D: 10~20 HU E: 120~150 HU

    • 2

      丫鬟 A: huái B: huán

    • 3

      水的CT值范围是:() A: 22~32 HU B: 46~66 HU C: 10~20 HU D: -10~0 HUE E: 120~150 HU

    • 4

      The differential absorption of the x-ray beam by different tissues produces various image density, which on CT scans are measured in Hounsfield units (), which of the following description below is NOT correct: ( ) A: Air is measured -1000 HU B: Fat is measured -120 Hu C: Bone is measured +1000 Hu D: Calcification is measured from 80 to 100 Hu