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Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... Interstitial - Reticular ... Atelectasis #Diagnosis ... #Clinical #Radiology ... #Patterns #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
preference at the lung bases ... #Clinical #Radiology ... #CXR #UIP #CTChest ... #Reticular #Interstitial ... TractionBronchiectasis #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
appearance of honeycombing ... densities caused ... #Clinical #Radiology ... UsualInterstitialPneumonitis #Usual #Interstitial ... #ILD #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... to confirm the diagnosis ... #Clinical #Radiology ... #Interstitial # ... #RadiologyAssistant
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
The final diagnosis ... fibrosis like honeycombing ... or traction bronchiectasis ... look like this #Clinical ... #Radiology #CTChest
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
dominant HR-pattern: reticular ... (ground-glass, consolidation ... #Radiology #Pulmonary ... #HRCT #CTChest ... #ILD #RadiologyAssistant
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Differential diagnosis ... Lymphoid interstitial ... gren syndrome. ... #Clinical #Radiology ... #LAM #Cystic #RadiologyAssistant
In the images on your left you can appreciate again the spectrum of findings seen in
Notice the lack of honeycombing ... excluding UIP as diagnosis ... #Clinical #Radiology ... #CTChest #NSIP ... #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... respiratory distress syndrome ... #Clinical #Radiology ... #CTChest #AIP # ... #RadiologyAssistant