Dr. Gerald Diaz @GeraldMD
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Board Certified Internal Medicine Hospitalist, GrepMed Editor in Chief πŸ‡΅πŸ‡­ πŸ‡ΊπŸ‡Έ - Sign up for an account to like, bookmark and upload images to contribute to our community platform. Follow us on IG: https://www.instagram.com/grepmed/ | Twitter: https://twitter.com/grepmeded/
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Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Following are comparisons ... in adults with background ... Radiation #Doses #Imaging ... ChestXRay #CXR #CT ... #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
PatientInfo #Radiology #Background ... Radiation #Doses #Imaging ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) β€” Abdomen and
Adults from Common Imaging ... PatientInfo #Radiology #Background ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
Chest CT 3 mSv 12 ... 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 ... diagnosis #workup #testing ... Effectiveness #table ... #comparison
Figure 2. - Effective radiation doses associated with common cardiovascular imaging tests. The average effective radiation
tests. ... tests with current ... to the average background ... CT indicates computed ... Nuclear #Stress #Comparison
The chart below (from the FDA) shows radiation exposure with a variety of procedures and how
compares to the background ... cells taking in 8 mSV ... PatientInfo #Radiology #Background ... Radiation #Doses #Imaging ... #Comparison #Table
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 β€’ FIT: 79% sensitivity, 94% specificity for CRC
Cancer Screening Tests ... Stool/blood-based tests ... mortality 26% β€’ CT ... #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
Cancer Screening Tests ... Stool/blood-based tests ... mortality 26% β€’ CT ... #comparison #table ... gastroenterology #CRC #Testing
Fever of Unknown Origin (FUO) Diagnostic Algorithm
STEP 1 Perform a comprehensive history and complete physical examination.
STEP
FUO) Diagnostic Algorithm ... tuberculosis skin test ... lower extremities, CT ... Order 18FDG-PET/CT ... scan imaging (if