Thursday, February 27, 2014

Arrow Sign


This is a high resolution CT scan of a healthy 25 year old volunteer.

Challenge: What do the arrows refer to?

Image shown under Fair Use.
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2 comments:

  1. AlexMarch 2, 2014 at 3:16 AM

    dependent atelectasis

    ReplyDelete
  2. CraigMarch 16, 2014 at 9:59 AM

    yep! you should be a radiologist :P
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    Arrow Sign

    The arrows show normal gravitational changes that lead to an increase in density in the posterobasal and laterobasal segments of the lower lobes.

    Source: UpToDate.

    ReplyDelete

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