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 ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... of NSIP, UIP, OP ... and LIP have been ... #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 ... a chest X-ray UIP ... can suspect UIP ... #Interstitial # ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... Lung cysts (LAM, LIP ... basis of HRCT findings ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... pattern with a ... preference at the lung bases ... #UIP #CTChest # ... TractionBronchiectasis #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
x-ray shows subtle findings ... nature of the findings ... Clinical #Radiology #CXR ... Sarcoidosis #Nodular #Interstitial ... #Pattern #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
a patient with UIP ... The findings on ... reticular densities caused ... preference also think 'UIP ... #CTChest #UIP #
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... pneumonia (AIP, ... in AIP are indistinguishable ... the diagnosis AIP ... Radiology #CTChest #AIP
The case on the left shows subpleural honeycomb cysts in several contiguous layers.
There is also a
These findings are ... typical for Usual Interstitial ... Pneumonia (UIP) ... Radiology #CTChest #UIP ... #Honeycombing #RadiologyAssistant
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
GGO as dominant pattern ... This case is one ... As in UIP (usual ... from that seen in UIP ... GroundGlass #GGO #RadiologyAssistant