35 results
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... most frequently caused ... The other cause ... PCP Mycoplasma pneumonia ... #PJP #RadiologyAssistant
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
Lobar pneumonia ... include the list of causes ... caused by Streptcoccus ... pneumoniae. ... #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic pneumonia ... Chronic eosinophilic pneumonia ... Broncho-alveolar cell carcinoma ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
The PA-film shows a silhouette sign of the left heart border.
Even without looking at the lateral
consolidation due to a pneumonia ... caused by Sterptococcus ... pneumoniae. ... Radiology #CXR #Pneumonia ... SilhouetteSign #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
caused by streptococcus ... pneumoniae may ... are organizing pneumonia ... bronchoalveolar carcinoma ... Differential #Table #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
multiple ill-defined masses ... bronchoalveolar carcinoma ... excludes eosinophilic pneumonia ... of organizing pneumonia ... OrganizingPneumonia #BOOP #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
It is caused by ... actually seen in all causes ... bacterial/viral/fungal pneumonia ... , congenital causes ... bronchioalveolar cell carcinoma
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... indicates unknown cause ... and interstitial pneumonia ... #Interstitial #Pneumonia ... ILD #Findings #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
post-obstructive pneumonia ... bronchoalveolar carcinoma ... like organizing pneumonia ... chronic eosinophilic pneumonia ... #Differential #RadiologyAssistant