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Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... , random and centrilobular ... are visible, the pattern ... #Diagnosis #Radiology ... #Nodular #Pattern
The distribution of nodules shown on HRCT is the most important factor in making an accurate
pattern. ... peribronchovascular interstitium ... #Diagnosis #Radiology ... Pulmonary #HRCT #NodularPattern ... #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... Miliary TB: random ... #Clinical #Diagnosis ... #Pattern #NodularPattern ... Comparison #Table #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... Consolidation - Lobar ... #Clinical #Radiology ... #CXR #Consolidation ... #Patterns #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT Patterns ... Low Attenuation Nodular ... : • Random: Metastases ... TB, Fungal) • Perilymphatic ... HighRes #Chest #CT #Patterns
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... : reticular nodular ... , perilymphatic ... or random) Is there ... Interpretation #Algorithm
Based on the images alone, it is usually not possible to determine the cause of the
Lobar pneumonia ... Infarction - peripheral ... interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR