9 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
the overlap in differential ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Perilymphatic ... #Nodular #Differential
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Consolidation is ... or tumor cells (Table ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern ... #Differential #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
diseases with a nodular ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... NodularPattern #Differential ... #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Low Attenuation Nodular ... Hemorrhage, Edema • Consolidation ... #Diagnosis #pulmonary ... #radiology
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
HR-pattern: reticular nodular ... (ground-glass, consolidation ... bronchiectasis) #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Interpretation
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
diagnosis (Table ... Nodular or irregular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Reticular
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Loss of weight • Chest ... centrilobular nodules ... , or consolidation ... Diagnosis: • HRCT ... #differential #