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Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Luftsichel Sign ... in Left Upper Lobe ... Collapse - Chest ... #clinical #radiology ... #Chest #XRay #CXR
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
lower to the upper lobes ... In daily clinical ... #Clinical #Radiology ... #CXR #CHF #Cephalization ... Redistribution #RadiologyAssistant
There is an atelectasis of the left upper lobe.
You would not expect the apical region to
the left upper lobe ... #Clinical #Radiology ... #CXR #Lateral # ... Lobar #Collapse #Luftsichel ... #RadiologyAssistant
The findings are:
 - Large density on the left with loss of cardiac silhouette.
 - High
#Clinical #Radiology ... #CXR #Lateral # ... Lobar #Collapse #Luftsichel ... #Sign #LuftsichelSign ... #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... airways leading to pulmonary ... #Clinical #Radiology ... #CXR #Pneumothorax ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Previous normal chest x-ray (left) and CHF stage II with perihilar haze (right). On the left
Previous normal chest ... diameter of the pulmonary ... #Clinical #Radiology ... #CXR #Lateral # ... #Thickening #RadiologyAssistant
Artery-to-bronchus ratio 
Normally the vessels in the upper lobes are smaller than the accompanying bronchus with
vessels in the upper lobes ... redistribution of pulmonary ... #Clinical #Radiology ... #CXR #CHF #Vascular ... #Engorgement #RadiologyAssistant
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
features on the chest ... In daily clinical ... #Diagnosis #Radiology ... #CHF #CXR #Stages ... #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
Other signs of CHF ... redistribution of pulmonary ... #Clinical #Radiology ... #CXR #CHF #Exacerbation ... #Comparison #RadiologyAssistant
PA view
On the PA chest-film it is important to examine all the areas where the lung
view On the PA chest-film ... the silhouette sign ... where the upper lobes ... #Clinical #Anatomy ... #Radiology #CXR