9 results
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
/Q scanning or CT-PA ... are outlined in Table ... PE #Pregnancy #Workup ... #Imaging #Comparison ... #Table #Pregnant
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Adults from Common Imaging ... years - Upper GI Study ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
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 ... Radiation #Doses #Imaging ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... enzymes, Head CT ... Syncope #diagnosis #workup ... Effectiveness #table ... #comparison
Algorithm for the Evaluation of Chronic Diarrhea (< 7 days)
Exclude:
1. Causes of acute diarrhea
2. Lactose intolerance
3.
Algorithm for the ... surgery or ileal resection ... - Small bowel imaging ... with barium, CT ... #workup #diagnosis
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
months Chest CT ... Radiation #Doses #Imaging ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Additional Modalities for Workup of GI Bleed (Other than EGD + Colonoscopy)

Pill endoscopy
 • Able to
Modalities for Workup ... sensitivity for detection ... Triple-phase CT ... or nephropathy CT ... gastroenterology #table
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Colonoscopy: 100% detection ... mortality 26% • CT ... Screening #Tests #comparison ... #table #management ... 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
Colonoscopy: 100% detection ... mortality 26% • CT ... Indications #Tests #comparison ... #table #management ... gastroenterology #CRC #Testing