==Projectional radiography ("X-ray")==
===Normal anatomy===
<gallery>
File:Normal posteroanterior (PA) chest radiograph (X-ray).jpg|A normal posteroanterior link=Projectional radiography of the thorax|[[Projectional radiography of the thorax|Projectional radiography (PA"X-ray") chest radiograph.of the thorax]]File:Normal lateral chest radiograph High-resolution computed tomograph of a normal thorax, axial plane (X-ray49).jpg|Normal lateral chest radiograph.link=CT of the thorax|[[CT of the thorax]]
</gallery>
==CT==
[[File:High-resolution computed tomographs of a normal thorax (thumbnail).jpg|thumb|link=HRCT of a normal thorax|High-resolution computed tomographs of a normal thorax, taken in the axial, coronal and sagittal planes, respectively. {{noprint|[[HRCT of a normal thorax|Click here to scroll through the image stacks.]]}}]]