Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Luftsichel Sign ... and the aorta. ... Since the aorta ... #clinical #radiology ... #Chest #XRay #CXR
There is an atelectasis of the left upper lobe.
You would not expect the apical region to
#Clinical #Radiology ... #CXR #Lateral # ... LUL #Lobar #Collapse ... #Luftsichel #Sign ... LuftsichelSign #RadiologyAssistant
Natural history
Aneurysms may progress in size as a result of gradual wall weakening [6], with rupture
Natural history ... increases when AAA ... Table 1: Annual ... References: Radiology ... HΓ΄pital Saint-Luc
Left upper lobe atelectasis
What are the findings?
 - Minimal volume loss with elevation of the left
lobe #Clinical #Radiology ... #CXR #Lateral # ... LUL #Lobar #Collapse ... #APWindow #RadiologyAssistant
Left lower lobe atelectasis - There is a triangular density seen through the cardiac shadow.
This must
confirmed on the lateral ... opposite #Clinical #Radiology ... #CXR #LLL #Lobar ... #Collapse #RadiologyAssistant
The location of the cardiac valves is best determined on the lateral radiograph.
A line is drawn
of the cardiac valves ... The pulmonic and aortic ... Clinical #Diagnosis #Radiology ... #CXR #Lateral # ... #Mitral #MVR #RadiologyAssistant
The findings are:
 - Large density on the left with loss of cardiac silhouette.
 - High
#Clinical #Radiology ... #CXR #Lateral # ... LUL #Lobar #Collapse ... #Luftsichel #Sign ... LuftsichelSign #RadiologyAssistant
Aortopulmonary window
The aortopulmonary window is the interface below the aorta and above the pulmonary trunk and
interface below the aorta ... concave or straight laterally ... #Clinical #Radiology ... #CXR #APWindow ... Hodgkins #Lymphoma #RadiologyAssistant
PA view
On the PA chest-film it is important to examine all the areas where the lung
the silhouette sign ... we will discuss later ... elongation of the aorta ... Clinical #Anatomy #Radiology ... #CXR #Normal #Labeled
Right middle lobe atelectasis
First study the x-rays and then continue reading.
What are the findings?
Blurring of the
border (silhouette sign ... #Clinical #Radiology ... #CXR #Lateral # ... RML #MiddleLobe #Lobar ... SilhouetteSign #RadiologyAssistant