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The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... combinations of fibrosis ... of NSIP, UIP, OP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Even fibrosis as ... in UIP, NSIP and ... long standing sarcoidosis ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
, pulmonary congestion ... fibrosis. ... artifact); (G) UIP ... #Clinical #Diagnosis ... Correlation #Table #ILD #Findings
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... Differential Diagnosis ... Pneumonia • (UIP ... Interstitial Pneumonia - fibrosis ... Amy Chung, MD, MSc
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... cysts (LAM, LIP ... basis of HRCT findings ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
or interstitial lung ... predominance: UIP ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #CTChest #GGO #
On the left a chest film of a patient with UIP due to IPF.
The findings on
The findings on ... volume loss and fibrotic ... changes in the basal lung ... reticular densities caused ... #Clinical #Radiology
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
lung disease caused ... #Silicosis #clinical ... #radiology #CXR ... #Chest #XRay #labeled ... #pulmonary
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary ... fibrosis. ... On a chest X-ray ... to confirm the diagnosis ... #Clinical #Radiology
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... very similar HRCT findings ... throughout the whole lung ... #Clinical #Diagnosis ... #Radiology #CTChest