Presentation
Caldwell view (angled skull PA radiograph)
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The Caldwell view is meant to show the frontal sinus more clearly than a standard PA skull radiograph. It is obtained with a PA beam, with 15 degrees of caudal angulation.
From the case:
Caldwell view
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Diagram of the Caldwell view. Modified image from Gray's anatomy via Wikimedia Commons. The original image can be seen at (https://commons.wikimedia.org/wiki/File%3AGray188_no_text_bw.png)
Case Discussion
The Caldwell view is meant to show the frontal sinus more clearly than a standard PA skull radiograph. It is obtained with 15 degrees of caudal angulation of a PA beam.