7 results
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... perihilar and in upper ... Radiology #HRCT #CTChest ... 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 ... massive fibrosis in upper ... Radiology #HRCT #CTChest ... HighAttenuation #Pattern ... #Comparison #Table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Barium Enema (Lower ... mSv 3 years - Upper ... ) — Chest 7 mSv ... #Nuclear #Comparison ... #Table #Risks #
Estimated Medical Radiation Doses for 5 Year-Old Child

3-view ankle	0.0015 mSv	1/14th CXRs
2-view chest	0.02 mSv	1 CXRs
Anteroposterior and lateral
14th CXRs 2-view chest ... mSv 765 CXRs Upper ... mSv 200 CXRs Chest ... #Nuclear #Comparison ... #Table #Risks #
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
bilaterally in the upper ... Calcification (seen in CT ... typical eggshell pattern ... In the lower zones ... radiology #CXR #Chest
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 ... random) Is there an upper ... versus lower zone ... Pulmonary #HRCT #CTChest ... Interpretation #Algorithm
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
nodules Previous chest ... lesion has been stable ... , which can be slower ... with a benign pattern ... Management #Radiology #CTChest