14 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... with peripheral areas ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... in many cases UIP ... #Diagnosis #Radiology ... #Differential #
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... areas of ground-glass ... and some mosaic pattern ... #CTChest #DIP # ... DesquamativeInterstitialPneumonia #ILD
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
The histologic pattern ... There are areas ... and extensive areas ... #CTChest #AIP # ... AcuteInterstitialPneumonia #ILD
Abnormal liver function tests algorithm.
 This figure details the initial response to abnormal liver blood tests.
tests algorithm ... evaluation of the pattern ... Areas of diagnostic ... #Algorithm #Hepatology ... Liver #Enzymes #Differential
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
non-affected lung areas ... There are patchy areas ... disease #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Attenuation #Differential
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
to widespread areas ... of abnormally low ... the other hand, mild ... difficult to detect on HRCT ... #CTChest #Panlobular