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Whenever you see an area of increased density within the lung, it must be the result
fluid, pus, blood, cells ... including tumor cells ... Atelectasis - collapse ... Diagnosis #Radiology #CXR ... Consolidation #Patterns #RadiologyAssistant
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Left Upper Lobe Collapse ... An upper lobe collapse ... causes the collapse ... lung segments to ... #Chest #XRay #CXR
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... is interstitial lung ... On a CXR the most ... in Langerhans cell ... #Differential #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
anteriorly in the left lung ... Clinical #Radiology #CXR ... SilhouetteSign #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... LIP, Langerhans cell ... Emphysema #SignetRing #RadiologyAssistant
Mediastinal Widening - Differential Diagnosis

 • Vascular: Aortic dissection, Aortic anourysm, Enlarged pulmonary arteries, Venous or
or middle lobe collapse ... Lymphoma, Germ cell ... Pericardial effusion • CXR
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung ... and Langerhans cell ... Histiocytosis #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung ... with a cystic lung ... LAM is a rare lung ... Clinical #Radiology #CXR ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Cicacitration atelectasis
Atelectasis can be the result of fibrosis of lungtissue.
This is seen after radiotherapy and in
density of the lung ... Clinical #Radiology #CXR ... Radiation #Fibrosis #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... ) - Langerhans cell ... #Upper #Lower #RadiologyAssistant