23 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... On a Chest X-Ray ... detected on a chest ... in Langerhans cell ... in many cases UIP
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... Broncho-alveolar cell ... #HRCT #CTChest ... #Comparison #Table
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
inflammation or tumor cells ... Thickening of the interstitium ... lung disease (i.e ... in ground glass pattern ... #Pulmonary #CTChest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... Before we call these ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... Langerhans cell ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Lung abnormalities mostly present as areas of increased density, which can be divided into the following
mostly present as areas ... solitary or multiple Interstitial ... Less frequently areas ... published soon: Chest ... #CXR #Lung #Patterns
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
subpleural and basal lung ... areas. ... #Clinical #Radiology ... #CTChest #UIP # ... UsualInterstitialPneumonitis #Usual #Interstitial
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
subpleural and basal lung ... areas. ... #Clinical #Radiology ... #CTChest #UIP # ... UsualInterstitialPneumonitis #Usual #Interstitial
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
infiltration by cells ... results in a pattern ... differential diagnosis (Table ... Kerley B lines on chest ... Pulmonary #HRCT #CTChest
Palpable Skin Crepitus on Physical Exam

Notice these air bubbles under the skin. An 86-year-old woman with
insertion of a chest ... from these areas ... and perivascular interstitium ... the head, neck, chest ... in subcutaneous areas