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
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura reflection) Pneumonia ... : - Consolidation ... Syndrome (ARDS) ... #differential #diagnosis ... #signs #Lung #POCUS
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
Reversed Halo Sign - Infectious and Non-Infectious Differential Diagnosis
Definition: A focal rounded area of GGO surrounded
Reversed Halo Sign ... complete ring of consolidation ... • Infectious Causes ... Dermatomyositis, Lung ... #pulmonary
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
the differential diagnosis ... post-obstructive pneumonia ... - Lung neoplasms ... #Diagnosis #Radiology ... #Pulmonary #CXR
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 ... Diseases #ILD #diagnosis ... #causes
Cryptogenic Organizing Pneumonia (COP)

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

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... : • 3 syndromes ... • CT: Halo sign ... dyspnea • Lobar consolidation ... Infections #HIV #AIDS #pulmonary
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
The most common cause ... from the various causes ... Look for other signs ... #Diagnosis #Radiology ... #Pulmonary #CXR