30 results
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 ... caused by Sterptococcus ... #Clinical #Radiology ... #CXR #Pneumonia
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
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
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to think of the differential ... caused by streptococcus ... #Diagnosis #Radiology ... #Pulmonary #CXR
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... chronic illness, clinical ... Lobar pneumonia ... Organizing pneumonia ... #Radiology #CXR
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Clinical manifestations ... - Imaging: • CXR ... opacities, Unilateral consolidation ... • HRCT: patchy consolidation
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
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 #
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Infections in HIV - Differential ... • CT: Halo sign ... dyspnea • Lobar consolidation ... or nodular infiltrates ... AIDS #pulmonary #differential
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