26 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
there are four patterns ... : reticular, nodular ... (table). ... is reticular. ... presents as a reticular
Antinuclear Antibody Testing - Nuclear and Cytoplasmic Patterns
Nuclear Patterns:
 • Homogeneous pattern: 
   -
Cytoplasmic Patterns ... Nuclear Patterns ... • Homogeneous pattern ... : • Reticular/ ... SLE, SjS, CTD-ILD
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... consolidation - Multifocal ill-defined ... Interstitial - Reticular ... Consolidation #Patterns
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
demonstrates a reticular ... interstitial pattern ... Radiology #CXR #UIP #CTChest ... #Reticular #Interstitial ... #Pattern #Honeycombing
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
pneumoconiosis and ... perilymphatic nodules and ... thickening in the reticular ... pattern. ... Pulmonary #HRCT #CTChest
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis are: Mosaic pattern ... shows a mosaic pattern ... there is septal and ... intralobular reticular ... Radiology #CXR #CTChest
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... next to pleura and ... Radiology #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... gravitational and ... Radiology #HRCT #CTChest ... #Reticular #Pattern ... #Comparison #Table
Whenever you see an area of increased density within the lung, it must be the result
Whenever you see an ... of these four patterns ... or multifocal ill-defined ... fine or coarse reticular ... Consolidation #Patterns
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
the lower lobes and ... some mosaic pattern ... Reticular abnormalities ... Clinical #Radiology #CTChest ... DesquamativeInterstitialPneumonia #ILD