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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 ... low attenuation pattern ... Diagnosis #Radiology #Pulmonary ... Emphysema #SignetRing #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary ... demonstrating honeycombing ... HRCT demonstrated honeycombing ... #Honeycombing # ... RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
histiocytosis or honeycombing ... seen and in many cases ... UIP can be suspected ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
Typical UIP with honeycombing and traction bronchiectasis in a patient with idiopathic pulmonary fibrosis (IPF) #Clinical
Typical UIP with ... honeycombing and ... with idiopathic pulmonary ... Radiology #CTChest #UIP ... #IPF #ILD #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
preference at the lung bases ... Radiology #CXR #UIP ... #Interstitial #Pattern ... #Honeycombing # ... TractionBronchiectasis #RadiologyAssistant
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
second reticular pattern ... low attenuation pattern ... interstitial pneumonia (UIP ... #UIP #UsualInterstitialPneumonia ... #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Consolidation #Patterns ... #RadiologyAssistant
Usual Interstitial Pneumonia (UIP) pattern on Chest CT
75 M with progressive dyspnea. Typical usual interstitial pneumonia
) pattern on Chest ... ) pattern: - Subpleural ... Reticulation - Honeycombing ... Idiopathic pulmonary ... ChestCT #radiology #pulmonary
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
you think of the causes ... fibrosis as in UIP ... the alveoli and cause ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... have specific patterns ... findings of NSIP, UIP ... Diagnosis #Radiology #Pulmonary ... ILD #Findings #RadiologyAssistant