Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Radiology #Pulmonary #CTChest ... #Nodular #Pattern ... #NodularPattern ... Differential #Comparison #Table ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
: reticular, nodular ... low attenuation (table ... seen and in many cases ... UIP can be suspected ... #Differential #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... - Multiple Masses ... Clinical #Radiology #CXR ... #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
UIP UIP is a histologic ... On a chest X-ray ... can suspect UIP ... #UIP #Reticular ... #Honeycombing #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... findings of NSIP, UIP ... , OP and LIP have ... Radiology #Pulmonary #CTChest
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... preference at the lung bases ... #UIP #CTChest # ... #Interstitial #Pattern ... TractionBronchiectasis #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
a patient with UIP ... reticular densities caused ... preference also think 'UIP ... #CTChest #UIP # ... #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
opacity (80% of cases ... ) or mosaic pattern ... bronchiolitis with air ... Clinical #Radiology #CTChest ... Centrilobular #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
interstitial pneumonia (AIP ... The histologic pattern ... HRCT findings in AIP ... the diagnosis AIP ... #ILD #RadiologyAssistant
In the images on your left you can appreciate again the spectrum of findings seen in
fine reticular pattern ... , excluding UIP ... Clinical #Radiology #CTChest ... NonspecificInterstitialPneumonia #ILD ... #RadiologyAssistant