8 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... distribution. - ... #Diagnosis #Radiology ... #Pulmonary #HRCT
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... Perilymphatic distribution ... structures of the lung ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... Perilymphatic nodules ... in differential diagnosis ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... Differential #Table #Distribution
Metastases
Metastases are the most common cause of multiple pulmonary masses.
Usually they vary in size and are
cause of multiple pulmonary ... HRCT will demonstrate ... diseases that have a perilymphatic ... #Clinical #Radiology ... CXR #LungMets #Lung
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... or interstitial lung ... Centrilobular distribution ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
reversed halo sign ... small nodules with perilymphatic ... distribution. ... #Diagnosis #Pulmonary ... #Differential #Algorithm
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 ... centrilobular, perilymphatic ... bronchiectasis) #Diagnosis ... #Radiology #Pulmonary ... Interpretation #Algorithm