10 results
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... pneumonitis (NSIP): ground ... Radiology #HRCT #CTChest ... Pattern #Comparison #Table
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... a heterogenous group ... indicates unknown cause ... listed in the table ... Radiology #Pulmonary #CTChest
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 ... The ground-glass ... detected on a chest ... seen and in many cases
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Artery Disease • Stable ... Chest Wall Abnormalities ... Neoplasm Pulmonary Interstitium ... Diagnosis #Algorithm #Causes
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
to diuretics, ground-glass ... bronchovascular interstitium ... secondary lobeles with ground ... Radiology #Pulmonary #CTChest ... Differential #Comparison #Table
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
(e.g., chronic interstitial ... Pleuritic chest ... infiltrates • Ground ... Exclude other causes ... in DLCO & new ground
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
Granulomatous lymphocytic interstitial ... Chest CT: • Ground-glass ... DDX - Other causes
Key findings in alveolar proteinosis
- Crazy paving pattern: reticular pattern superimposed on ground glass opacification.
- Opacifications
superimposed on ground ... Opacifications range from ground ... This is caused by ... transported to the interstitium ... Clinical #Radiology #CTChest
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Kerley B lines), ground-glass ... peribronchovascular interstitium ... Alveolar proteinosis: ground ... Radiology #HRCT #CTChest ... Pattern #Comparison #Table
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... outcome in many cases ... appearance like in the case ... extensive areas of ground-glass ... Clinical #Radiology #CTChest