27 results
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
anteriorly in the left lung ... This was a consolidation ... caused by Sterptococcus ... #Clinical #Radiology ... #CXR #Pneumonia
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... Lobar pneumonia ... nodular interstitial lung ... Clinical #Diagnosis #Radiology ... #CXR #Lobar #Consolidation
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
weight loss or long ... of chronic consolidation ... caused by Streptcoccus ... #Clinical #Radiology ... #CXR #AirBronchogram
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... • Idiopathic pulmonary ... Churg Strauss syndrome ... #differential #pulmonary ... #causes
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... - Lung neoplasms ... like organizing pneumonia ... #Diagnosis #Radiology ... #Pulmonary #CXR
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... : - Consolidation ... pleura in severe cases ... Acute Respiratory Distress ... Syndrome (ARDS)
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... studies legionella/strep ... , Pulmonary lymphoma ... #COP #BOOP #pulmonary
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
that present with consolidation ... caused by streptococcus ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Consolidation
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
: • 3 syndromes ... dyspnea • Lobar consolidation ... of a "flu-like syndrome ... factor • May cause ... Infections #HIV #AIDS #pulmonary
Batwing
A bilateral perihilar distribution of consolidation is also called a Batwing distribution.
The sparing of the periphery
periphery of the lung ... most typical of pulmonary ... it is seen in pneumonias ... #Diagnosis #Radiology ... #CXR #Batwing #