10 results
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... opacities - Fine Nodular ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #Patterns #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
#Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution ... Central #Peripheral #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Pulmonary edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... #Differential #Table ... #Upper #Lower #RadiologyAssistant
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 ... #Differential #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... in fact this is nodular ... #Clinical #Diagnosis ... #Radiology #CXR ... #Causes #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... can suggest the diagnosis ... which are probably consolidations ... #Clinical #Radiology ... SepticEmboli #Cavity #RadiologyAssistant
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 ... Algorithm #ILD #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
(Table). ... Kerley B lines on chest ... Nodular or irregular ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Lung abnormalities mostly present as areas of increased density, which can be divided into the following
following patterns: Consolidation ... Atelectasis Nodule ... published soon: Chest ... #Diagnosis #Pathophys ... Lung #Patterns #RadiologyAssistant
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
for follow-up of nodules ... Previous chest ... lesion has been stable ... definitive tissue diagnosis ... #RadiologyAssistant