18 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
disease comes from HRCT ... On HRCT there are ... low attenuation (table ... The ground-glass ... Diagnosis #Radiology #Pulmonary
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... areas of ground glass ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... (NSIP): ground glass ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern ... #Comparison #Table
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... in normal lung, pulmonary ... artifact); (G) UIP pattern ... Clinical #Diagnosis #HRCT ... #Correlation #Table
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... are visible, the pattern ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... incidental finding in HRCT ... Cardiogenic pulmonary ... #Comparison #Table
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Ground-glass opacity ... Ground-glass opacity ... resolution of the HRCT ... pattern can be ... Diagnosis #Radiology #Pulmonary
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
diastolic filling patterns ... velocities, PVF: pulmonary ... atrium, PASP: pulmonary ... Dysfunction #Grading #Classification ... Grades #Criteria #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... nodules of ground-glass ... Diagnosis #Radiology #Pulmonary ... CTChest #Nodular #Pattern ... Differential #Comparison #Table
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 ... the dominant HR-pattern ... attenuation (ground-glass ... Diagnosis #Radiology #Pulmonary ... Interpretation #Algorithm