Anatomy
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Thorax

Lungs · Ribs · Sternum · Mediastinum

The most-imaged region in radiology. Inspiration depth, rotation, and angulation make or break diagnostic quality.

Jugular NotchVertebra Prominens (C7)T7 VertebraXiphoid ProcessCostophrenic AnglesCarina
Tap a labeled point to see its clinical role and positioning relevance.

Landmarks (6)

Positioning importance

  • Full inspiration — 10 posterior ribs above the diaphragm on PA chest.
  • Rotation check: SC joints equidistant from spinous processes.
  • 72 in SID for PA chest minimizes cardiac magnification.

Related exams

Chest PA/Lateral
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