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Lung Segment Anatomy Annotated on Chest CT
Right Lung:
 • Upper Lobe: Apical, Posterior, Anterior
 • Middle
Lung Segment Anatomy ... • Middle Lobe: Lateral ... radiopaedia.org/cases ... #clinical #radiology ... #Anatomy
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
causes the collapse ... lung segments to ... or curtain and causes ... #clinical #radiology ... #Chest #XRay #CXR
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... is interstitial lung ... seen and in many cases ... #Diagnosis #Radiology
Here are the most common examples of these four patterns on a chest x-ray (click image
on a chest x-ray ... interstitial opacities - Fine ... Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Whenever you see an area of increased density within the lung, it must be the result
of these four patterns ... parenchyma resulting in fine ... Atelectasis - collapse ... #Diagnosis #Radiology ... #CXR #Consolidation
Cardiac incisura
Click image to enlarge.
On the right side of the chest the lung will lie against
the lung will lie ... inferior part of the lung ... This causes a density ... #Clinical #Radiology ... #CXR #Lateral #
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
the chest x-ray ... be described as fine ... #Clinical #Radiology ... #CXR #Sarcoidosis ... #Interstitial #Pattern
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... preference at the lung ... bases. ... #Clinical #Radiology ... #CXR #UIP #CTChest
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... throughout the lungs ... #Chest #Radiology ... #pulmonary #CXR ... #clinical #CT
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... particularly at the lung ... to confirm the diagnosis ... at the lung bases ... #Clinical #Radiology