8 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On HRCT there are ... histiocytosis or honeycombing ... seen and in many cases ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
of pulmonary fibrosis ... A HRCT is needed ... HRCT demonstrated ... honeycombing. ... RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... consolidation and GG pattern ... , cavities • HRCT ... #BOOP #pulmonary ... #ILD #diagnosis
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... morphologic findings on HRCT ... Diagnosis #Radiology #Pulmonary ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... lobar pneumonia caused ... called cryptogenic (COP ... Diagnosis #Radiology #Pulmonary ... Differential #Table #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 ... the dominant HR-pattern ... Diagnosis #Radiology #Pulmonary ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
with subtle HRCT-findings ... The dominant pattern ... interpretion of the HRCT ... PCP would be on top ... #RadiologyAssistant
In the images on your left you can appreciate again the spectrum of findings seen in
The second (top ... fine reticular pattern ... Notice the lack of honeycombing ... NonspecificInterstitialPneumonia #ILD ... #RadiologyAssistant