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
On HRCT there are ... reticular, nodular ... pattern on a CXR ... seen and in many cases ... #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Diffuse ... - Reticular interstitial ... Nodule - Multiple Masses ... Clinical #Radiology #CXR ... #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
a reticular interstitial ... pattern with a ... preference at the lung bases ... The HRCT demonstrates ... TractionBronchiectasis #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
A HRCT is needed ... a reticular pattern ... HRCT demonstrated ... #Interstitial # ... #RadiologyAssistant
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
An acute reticular ... pattern is most ... frequently caused ... Clinical #Radiology #CXR ... Pneumonia #PJP #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
resulting in lobar, diffuse ... opacities. 2- Interstitial ... fine or coarse reticular ... Atelectasis - collapse ... #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
pattern. ... In many of such cases ... a HRCT will give ... CTChest #Cystic #Interstitial ... LangerhansCellHistiocytosis #LCH #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
HRCT is needed to ... The HRCT - not shown ... Clinical #Radiology #CXR ... Sarcoidosis #Nodular #Interstitial ... #Pattern #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... bronchovascular interstitium ... the nodules are diffuse ... Radiology #Pulmonary #HRCT ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... have specific patterns ... morphologic findings on HRCT ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant