21 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules are ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... #Differential #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis on HRCT ... disease comes from HRCT ... On HRCT there are ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
diseases, that are ... also uncommon HRCT-presentations ... Diagnosis #Radiology #Pulmonary ... SHITFACED #Mnemonic #HRCT ... #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
These are often ... pleural nodules are ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Differential #Algorithm #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... Nodules are almost ... Diagnosis #Radiology #Pulmonary ... #HRCT #NodularPattern ... Comparison #Diagram #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
standing erect, the pulmonary ... The pulmonary vascular ... during a period of CHF ... Radiology #CXR #CHF ... Redistribution #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
morphologic findings on HRCT ... these patterns are ... Diagnosis #Radiology #Pulmonary ... ILD #Findings #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... peripheral predominance Are ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Algorithm #ILD #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
a patient with CHF ... Other signs of CHF ... are visible, such ... redistribution of pulmonary ... Exacerbation #Comparison #RadiologyAssistant
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
consolidations are ... transudate like in CHF ... Radiology #CTChest #CHF ... #Alveolar #Pulmonary ... Gravity #Dependent #RadiologyAssistant