Mickey mouse appearance

In medical imaging literature, a mickey mouse appearance has been given to imaging features that depict that of a Mickey mouse when viewed from the front. It has been described with:

  • anencephaly 2
  • progressive supranuclear palsy 1
  • synonymously with a finger in glove sign
  • the flared shape of the iliac wings on pelvic radiograph in Down syndrome
    1. at the groin by normal femoral artery bifurcation, with an enlarged and incompressible femoral vein characteristic of recent venous thrombosis 3   
    2. paget disease if increased radiotracer uptake in the bone scan in spinous process and pedicles
    3. in short axis Mickey mouse view of the portal triad as a part of biliary ultrasound scan 4                         
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    Article Information

    rID: 16934
    Section: Signs
    Synonyms or Alternate Spellings:
    • Mickey mouse sign

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    Cases and Figures

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    Case 1: progressive supranuclear palsy
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    Case 2: progressive supranuclear palsy
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    Case 3: Down syndrome: with "mickey mouse" pelvis
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