Winking owl sign - absent pedicle in spinal metastases

Case contributed by Roberto Schubert
Diagnosis almost certain

Patient Data

Gender: Male
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Winking owl.

Modifications: Vertical flip.

Image source: https://commons.wikimedia.org/wiki/File:A_wink_%26_a_nod.jpg

This file is licensed under the Creative Commons Attribution 2.0 Generic license.

Case Discussion

Winking owl sign refers to an absent vertebral pedicle in a frontal radiograph.

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