11 results
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Following are comparisons ... in adults with background ... ChestXRay #CXR #CT ... #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
50 CXRs Head CT ... Chest CT 3 mSv 150 ... PatientInfo #Radiology #Background ... #Nuclear #Comparison ... #Table #Risks #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... Computed Tomography (CT ... PatientInfo #Radiology #Background ... #Nuclear #Comparison ... #Table #Risks #
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
dose - Days of background ... radiation Natural background ... Chest CT 3 mSv 12 ... #Nuclear #Comparison ... #Table #Risks #
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Ultrasound #Contrast #CT ... #MRI #POCUS #radiology ... differential #diagnosis #comparison ... #table #appearance
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
or ‘hypoechoic’ background ... a hyperechoic background ... MUSCULOSKELETAL #MSK ... #POCUS #Atlas # ... Clinical #Radiology #Comparison
Small Bowel Obstruction Testing Accuracy
#Diagnosis #SBO #Testing #Accuracy #Sensitivity #Specificity #KUB #AbdominalXRay #CT #POCUS #LikelihoodRatio #Comparison
AbdominalXRay #CT ... #POCUS #LikelihoodRatio ... #Comparison #Table
The chart below (from the FDA) shows radiation exposure with a variety of procedures and how
compares to the background ... radiation of life: A CT ... cells taking in 8 mSV ... PatientInfo #Radiology #Background ... #Comparison #Table
Laryngeal Ultrasound - Vocal Cords while talking on POCUS

What was the most likely indication for this
while talking on POCUS ... Unlike CT and MRI ... ultrasound is reliably able ... to detect dynamic ... Ultrasound #VocalCords #POCUS
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
specificity for CRC Direct ... mortality 26% • CT ... Screening #Tests #comparison ... #table #management