8 results
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... Perilymphatic distribution ... Centrilobular distribution ... structures of the lung ... #Pulmonary #HRCT
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
, random and centrilobular ... is likely centrilobular ... distribution. - ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Lung Nodules - Differential ... Diagnosis by Distribution ... • Centrilobular ... panbronchiolitis • Perilymphatic ... pulmonary
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... edema #Diagnosis ... #HRCT #ChestCT ... #Differential #Table ... #Distribution #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
distribution, along ... distribution, along ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... Differential #Comparison #Table
Metastases
Metastases are the most common cause of multiple pulmonary masses.
Usually they vary in size and are
cause of multiple pulmonary ... HRCT will demonstrate ... diseases that have a perilymphatic ... or centrilobular ... distribution.
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... , pulmonary congestion ... #Clinical #Diagnosis ... #HRCT #POCUS #Lung ... #Correlation #Table
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... or interstitial lung ... , NSIP, DIP. - Centrilobular ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary