8 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... and centrilobular ... distribution is likely centrilobular ... the nodules are diffuse ... HRCT #CTChest #NodularPattern
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... perilymphatic, centrilobular ... Pulmonary #HRCT #NodularPattern ... #Nodular #Pattern ... #Centrilobular
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... pneumonitis: ill defined centrilobular ... Miliary TB: random ... CTChest #Nodular #Pattern ... #NodularPattern
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Nodular: • Random ... Pneumoconiosis • Centrilobular ... #CT #Patterns #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... - Chest Radiology ... mm) nodules • Diffusely ... #Chest #Radiology ... CXR #clinical #CT
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign on Chest ... CT • Multiple ... centrilobular nodules ... linear branching pattern ... TreeInBud #Sign #CT
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
Other tests: • CT ... chest to evaluate ... typically seen on chest ... CT ... • IF staining 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 ... secondary lobule (centrilobular ... perilymphatic or random ... Interpretation #Algorithm