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Here are the most common examples of these four patterns on a chest x-ray (click image
Consolidation - ... opacities - Fine Nodular ... Nodule - Multiple Masses ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
shows a silhouette sign ... This was a consolidation ... to a pneumonia caused ... #Clinical #Radiology ... #CXR #Pneumonia
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... Look for other signs ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... chronic illness, clinical ... in fact this is nodular ... #Clinical #Diagnosis ... #Radiology #CXR
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
is in a normal position ... In the proper clinical ... of chronic consolidation ... #Clinical #Radiology ... #CXR #AirBronchogram
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In daily clinical ... In the supine position ... during a period of CHF ... #Clinical #Radiology ... #CXR #CHF #Cephalization
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
with multifocal consolidations ... multiple ill-defined masses ... dealing with the differential ... #Clinical #Radiology ... #CXR #Peripheral
Sarcoidosis
On a CXR sarcoidosis usually first presents with hilar and mediastinal lymphadenopathy (example).
Parenchymal disease can present
Sarcoidosis On a CXR ... can present as consolidation ... #Clinical #Radiology ... #CXR #NodularInterstitial ... #Nodular #Interstitial
Pleural effusion is not always visible as a meniscus in the costophrenic angle. 
A subpulmonic effusion
In these cases, ... a patient with signs ... there is a high position ... #Clinical #Radiology ... #CXR #CHF #Pleural
Gout (Gouty Arthritis) - MSK Radiology
Imaging Findings:
 • Eccentric soft-tissue densities surrounding the third proximal interphalangeal
Radiology Imaging ... mass and NO prior signs ... Differential diagnosis ... Tendon Sheath - Nodular ... #Radiology #diagnosis