9 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... peripheral areas of ground ... both areas of ground ... Radiology #HRCT #CTChest ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... pneumonitis (NSIP): ground ... Radiology #HRCT #CTChest ... HighAttenuation #Pattern ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... centrilobular nodules of ground-glass ... Radiology #Pulmonary #CTChest ... #Nodular #Pattern ... #Differential #Comparison
Chronic Thromboembolic Pulmonary Hypertension (CTEPH) and Pulmonary Thromboendarterectomy
Chronic Thromboembolic Pulmonary Hypertension
Definition: mean pulmonary-artery pressure > 25mmHg
Hypertension (CTEPH ... not specific • Chest ... mosaic parenchymal pattern ... patients with CTEPH ... Thromboendarterectomy #diagnosis #management
Pulmonary Renal Syndromes - OnePager Summary
Autoimmune ANCA vasculitis (AAV): GPA (granulomatous with polyangiitis), EGPA (eosinophilic granulomatosis
DAH) • Diffuse ground ... typically seen on chest ... microscopic or gross ... • IF staining patterns ... differential #diagnosis #management
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Kerley B lines), ground-glass ... Radiology #HRCT #CTChest ... #Reticular #Pattern ... #Comparison #Table
Fluid Responsiveness and Fluid Tolerance Testing - OnePager Summary
Fluid resuscitation can be beneficial when required or
blood flow in the chest ... PULMONARY A vs B-LINE PATTERN ... predominant lung US pattern ... #criticalcare #comparison ... #challenges #management
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... high attenuation (ground-glass ... Pulmonary #HRCT #CTChest ... Interpretation #Algorithm
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
exception of pure ground-glass ... with a benign pattern ... Management of indeterminate ... #Management #Radiology ... #CTChest #Fleischner