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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
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
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 #
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
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Pathogenesis and Clinical ... tenderness • Positive ... Stork test) • XR ... vertebrae • CT - collar ... Spondylolisthesis #MSK
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