30 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Upper #Lower #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
shown on HRCT is ... structures of the lung ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Comparison #Diagram #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... patterns: reticular, nodular ... is interstitial lung ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
also uncommon HRCT-presentations ... some of them the old ... #Diagnosis #Radiology ... SHITFACED #Mnemonic #HRCT ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
morphologic findings on HRCT ... vascular diseases (e.g ... #Diagnosis #Radiology ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
Liver Mass - Differential Diagnosis Algorithm
Benign Cystic 
 • Cyst
 • Polycystic Liver Disease
 • Caroli's
Differential Diagnosis Algorithm ... Hemangioma • Focal Nodular ... • Metastases (e.g ... Lung, Colon, Breast ... Differential #Diagnosis #Algorithm
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
The HRCT shows a ... hyperaerated secondary nodules ... and secondry nodules ... #Clinical #Radiology ... Chronic #Fibrosis #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... HR-pattern: reticular nodular ... #Pulmonary #HRCT ... Interpretation #Algorithm ... #ILD #RadiologyAssistant