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
low attenuation (table ... pattern on a CXR ... seen and in many cases ... UIP can be suspected ... #Differential #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 ... #UIP #Reticular ... #Honeycombing #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
pattern with a ... preference at the lung bases ... The HRCT demonstrates ... #UIP #CTChest # ... TractionBronchiectasis #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... the nodules are diffuse ... Radiology #Pulmonary #HRCT ... #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Diffuse ... Interstitial - Reticular ... Nodule - Multiple Masses ... Clinical #Radiology #CXR ... #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
pattern. ... pattern. ... In many of such cases ... a HRCT will give ... LangerhansCellHistiocytosis #LCH #RadiologyAssistant
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
a patient with DIP ... The HRCT shows diffuse ... and some mosaic pattern ... Reticular abnormalities ... DesquamativeInterstitialPneumonia #ILD #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
resulting in lobar, diffuse ... fine or coarse reticular ... the amount of air ... Diagnosis #Radiology #CXR ... #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
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... : reticular nodular ... additional findings (pleural ... Interpretation #Algorithm ... #ILD #RadiologyAssistant