9 results
Sensitivity Specificity False-Positive False-Negative Contingency Table / confusion matrix

Sensitivity refers to the test's ability to correctly
Sensitivity Specificity ... False-Negative Contingency Table ... confusion matrix Sensitivity ... #FalsePositive ... #Contingency #Table
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 ... CXRs Abdomen CT ... Nuclear #Comparison #Table ... #Risks #Testing ... #Study #Peds #Pediatrics
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... years - Upper GI Study ... Nuclear #Comparison #Table ... #Risks #Testing ... #Study
1,3-Beta-D-Glucan and Galactomannan Testing Sensitivity Specificity and False Positives
1,3-Beta-D-Glucan
 • Cell wall component of many fungi
Galactomannan Testing ... Sensitivity Specificity ... Galactomannan #Fungal #Testing ... #FalsePositives ... #Laboratory #sensitivity
Small Bowel Obstruction Testing Accuracy
#Diagnosis #SBO #Testing #Accuracy #Sensitivity #Specificity #KUB #AbdominalXRay #CT #POCUS #LikelihoodRatio #Comparison
Bowel Obstruction Testing ... Diagnosis #SBO #Testing ... #Accuracy #Sensitivity ... AbdominalXRay #CT ... LikelihoodRatio #Comparison #Table
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
mSv 1 day Head CT ... months Chest CT ... Nuclear #Comparison #Table ... #Risks #Testing ... #Study #Peds #Pediatrics
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
the OR • HD stable ... undergo EGD - Sensitivity ... about 50% • Stable ... is first-line study ... • CT findings
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
tests: • FIT: 79% sensitivity ... DNA test: 92% sensitivity ... mortality 26% • CT ... Tests #comparison #table ... gastroenterology #CRC #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
: • FIT: 79% sensitivity ... DNA test: 92% sensitivity ... mortality 26% • CT ... Tests #comparison #table ... gastroenterology #CRC #Testing