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The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
a reticular interstitial ... preference at the lung ... #UIP #CTChest # ... Reticular #Interstitial ... TractionBronchiectasis #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... in many cases UIP ... Diagnosis #Radiology #Pulmonary ... #CXR #Interstitial ... #Differential #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
reticulation with a lower lobe ... Clinical #Radiology #CXR ... #CTChest #UIP # ... UsualInterstitialPneumonitis #Usual #Interstitial ... #ILD #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary ... On a chest X-ray ... #UIP #Reticular ... #Interstitial # ... #Honeycombing #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... - Reticular interstitial ... mass - Solitary Pulmonary ... Clinical #Radiology #CXR ... Consolidation #Patterns #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
lung disease (i.e ... predominance: UIP ... Diagnosis #Radiology #Pulmonary ... #CTChest #GGO # ... #Differential #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... findings of NSIP, UIP ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... ILD #Findings #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... lung disease, it ... pulmonary edema ... #HRCT #CTChest ... #Differential #RadiologyAssistant
Rheumatoid arthritis (RA): Extra-articular manifestations
Skin: 
 • Inflammation of skin (esp. over areas of stress) forms
Ulcers, Livedo reticularis ... friction rub audible Lungs ... pleural effusion on CXR ... tends to cause interstitial ... lung disease/pulmonary
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
The upper lobe is ... attached to the chest ... airways leading to pulmonary ... Clinical #Radiology #CXR ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant