acromial spur mri tuesday tip radiology education asia radedasia

ACROMIAL ACROMION SPUR MRI RADIOLOGY: HOW TO FIND ON CORONAL SCANS

ACROMION ACROMIAL SPUR MRI RADIOLOGY : WHAT TO LOOK FOR ON CORONAL SCANS

 
  • What do Acromial spurs look like on MRI.
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  • Acromial / Acromion spurs can be small and difficult to see on MRI.
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  • Acromial spurs can be assessed on coronal and sagittal scans and this post looks at the MRI appearance of acromial spurs on coronal scans.
  acromial spur mri radiology education asia radedasia
  • Normal acromion has a rounded lateral margin (Blue arrow).

  • The inferior margin (Pink Arrows) should be a continuous line with no step in the margin.

  • Beak like spur (Yellow arrow) projects from the lateral margin.
     
  • The smooth rounded shape of the lateral margin is lost.

  • More broad based spur (Orange Arrows) arises at attachment site of coraco acromial ligament.

 

  • A step (red arrow) is seen at the inferior margin of the acromion.

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