11 results
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
Upper Gl/small ... Head CT 4 mSv ... CT 3 mSv 150 CXRs ... #CT #Nuclear #Comparison ... #Table #Risks #
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Following are comparisons ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... typical pneumonia pathogens ... PulmPEEPs #Miliary #Pattern ... diagnosis #pulmonary #CXR ... #clinical #CT
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 ... HighAttenuation #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... perihilar and in upper ... HighAttenuation #Pattern ... #Comparison #Table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... mSv 3 years - Upper ... Imaging #ChestXRay #CXR ... #CT #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 ... clinical #radiology #CXR
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Renal Calculus AXR ... Non-contrast CT ... obstruction - Able ... lower dose than a CT-based ... the lower and upper
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT ... shows a small, stable ... Lung Abscess Pathogens
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
mSv 1 day Head CT ... months Chest CT ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #