10 results
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
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
Head CT 4 mSv ... CT 3 mSv 150 CXRs ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Management Algorithm for Confusion
- Substrate verification, glucose, oxygen checks
- Toxidrome present
- Focal findings on neurologic examination
-
Management Algorithm ... criteria - ED testing ... examination, basic (CBC ... electrolytes, CXR ... include cranial CT
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... • They must be able ... pts with severe COPD ... $), ECHO ($$), Nuclear ... SPECT ($$$), PET CT
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
0.001 mSv 3 hours NUCLEAR ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
months Chest CT ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Putrid sputum/sour-tasting ... Diagnosis: • CBC ... Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
specificity for CRC ... mortality 26% • CT ... Screening #Tests #comparison ... #table #management ... #Testing
ACA Colorectal Cancer Screening Guidelines

When to Screen?
When to Stop?
Family History

Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based
specificity for CRC ... mortality 26% • CT ... Indications #Tests #comparison ... #table #management ... #Testing #Indications
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... replacement Cord ... radiology for possible stenting ... - Occurs after CAR-T