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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Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... 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
on a chest x-ray ... consolidation - Diffuse ... Nodule - Multiple Masses ... Clinical #Radiology #CXR ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... Radiology #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... lobar pneumonia caused ... Radiology #Pulmonary #CXR ... #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
characterized by diffuse ... The histologic pattern ... aswell as the HRCT findings ... Clinical #Radiology #CTChest ... #ILD #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
The findings on ... reticular densities caused ... Clinical #Radiology #CXR ... #CTChest #UIP # ... #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
on a chest x-ray ... The most common causes ... Diagnosis #Radiology #CXR ... Lobar #Collapse #Patterns ... #Comparison #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
pneumonitis The key findings ... opacity (80% of cases ... ) or mosaic pattern ... Clinical #Radiology #CTChest ... Centrilobular #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
The dominant findig ... was caused by multiple ... Clinical #Radiology #CXR ... #CTChest #LCH # ... Histiocytosis #Cystic #RadiologyAssistant
In the images on your left you can appreciate again the spectrum of findings seen in
the spectrum of findings ... fine reticular pattern ... Clinical #Radiology #CTChest ... NonspecificInterstitialPneumonia #ILD ... #RadiologyAssistant