19 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Pattern #NodularPattern ... #Differential #Comparison
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... centrilobular nodules ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern
The distribution of nodules shown on HRCT is the most important factor in making an accurate
shown on HRCT is ... structures of the lung ... #Diagnosis #Radiology ... #NodularPattern ... Perilymphatic #Comparison
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Emphysema - Lung ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... patterns: reticular, nodular ... On a Chest X-Ray ... #Diagnosis #Radiology
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... x-ray (click image ... consolidation - Multifocal ill-defined ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
nodules. ... can suggest the diagnosis ... nodules and a feeding ... densities iin the left lung ... #Clinical #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... show very similar HRCT ... throughout the whole lung ... #Radiology #CTChest ... #UIP #Comparison