16 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
four patterns: ... , high and low attenuation ... (table). ... The cystic pattern ... seen and in many cases
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation ... pattern 1. ... Clinical #Radiology #HRCT ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation ... pattern (2) 1. ... Clinical #Radiology #HRCT ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation ... pattern (2) 1. ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern ... #Comparison #Table
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation ... pattern 1. ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern ... #Comparison #Table
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... Radiology #Pulmonary #HRCT ... NodularPattern #Nodular #Pattern
Personality Disorders - Differential Diagnosis Algorithm
• Enduring pattern of experience and behaviour that deviates from cultural
• Enduring pattern ... control • The pattern ... situations • The pattern ... functioning • The pattern ... adolescence • The pattern
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... to look at the pattern ... more than one pattern ... lobar pneumonia caused ... #Differential #Table
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... incidental finding in HRCT ... : ground glass attenuation ... CTChest #Reticular #Pattern ... #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 ... consolidation) low attenuation ... Radiology #Pulmonary #HRCT ... Interpretation #Algorithm