7 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... , random and centrilobular ... is likely centrilobular ... #Diagnosis #Radiology ... #Pulmonary #HRCT
The distribution of nodules shown on HRCT is the most important factor in making an accurate
Perilymphatic distribution ... Centrilobular distribution ... #Pulmonary #HRCT ... #Pattern #Distribution ... #Comparison #Diagram
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... with perilymphatic ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : perilymphatic ... : 'signet ring sign ... '. - Centrilobular ... #Differential #Comparison
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Low Attenuation Nodular ... TB, Fungal) • Perilymphatic ... Pneumoconiosis • Centrilobular ... #Diagnosis #pulmonary
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
reversed halo sign ... consolidation, centrilobular ... with perilymphatic ... distribution. ... #Diagnosis #Pulmonary
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
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Multiple centrilobular ... nodules arranged ... linear branching pattern ... #CT #Lung #Pulmonary ... #diagnosis #radiology