==Projectional radiography ("X-ray")==
===Normal anatomy===
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File:Normal posteroanterior (PA) chest radiograph (X-ray).jpg|A normal posteroanterior (PA) chest radiograph.
File:Mediastinal structures on chest X-ray, annotated.jpg|Annotated
File:Normal lateral chest radiograph (X-ray).jpg|Normal lateral chest radiograph.
</gallery>