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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High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... Cryptogenic organizing ... pneumonia (COP) ... Radiology #HRCT #CTChest ... #Table #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... idiopathic or cryptogenic ... Radiology #Pulmonary #CTChest ... #ILD #Findings ... #RadiologyAssistant
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
of organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... RheumatoidArthritis #ILD ... #RadiologyAssistant
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
also organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia ... #ILD #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... consolidation - Multifocal ill-defined ... opacities - Fine Nodular ... interstitial opacities ... Consolidation #Patterns #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
organizing pneumonia ... Clinical #Radiology #CTChest ... #COP #Cryptogenic ... #Organizing #Pneumonia ... #ILD #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... Radiology #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis: ill ... bronchiolitis: ill ... Radiology #Pulmonary #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... Organizing pneumonia ... interstitial lung ... Consolidation #Causes #RadiologyAssistant
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
smoker with RB-ILD ... hypersensitivity pneumonits ... Clinical #Radiology #CTChest ... #RBILD #Comparison ... #RadiologyAssistant