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The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... indicates unknown cause ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest
The distribution of nodules shown on HRCT is the most important factor in making an accurate
Centrilobular distribution ... structures of the lung ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Perilymphatic #Comparison
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
spaces with pus, edema ... resolution of the HRCT ... lung disease (i.e ... #Radiology #Pulmonary ... #CTChest #GGO #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... lung disease comes ... #Diagnosis #Radiology ... #Pulmonary #CXR
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... edema - filling ... lung disease, that ... #Clinical #Diagnosis ... #Radiology #CXR
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... interstitium and ... Edema: • Pathophysiology ... edema can be caused ... #edema #causes
Congestive heart failure (CHF) is the result of insufficient output because of cardiac failure, high resistance
fluid into the interstitium ... disease and causes ... #Diagnosis #Radiology ... #CHF #CXR #Features ... #Findings #Diagram