9 results
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... - Cost per test ... enzymes, Head CT ... diagnosis #workup #testing ... #table #comparison
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Tomography Angiography (CTA ... 0.001 mSv 3 hours NUCLEAR ... #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 ... 200 CXRs Chest CT ... CXRs Abdomen CT ... ChestXRay #CXR #CT ... #Nuclear #Comparison
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... • They must be able ... production to cause ... $), ECHO ($$), Nuclear ... SPECT ($$$), PET CT
Hematuria Workup and Diagnosis Algorithm
 • Confirm hematuria → Urinalysis >3 RBCs/HPF, exclude mimics, repeat testing
and Diagnosis Algorithm ... mimics, repeat testing ... → CT urography and ... Nephrology if cause ... Hematuria #Diagnosis #Algorithm
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
Differential Diagnosis Algorithm ... on ultrasound/CT ... Non-enhancing with CT ... on ultrasound/CT ... Enhancing with CT
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 #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Putrid sputum/sour-tasting ... seen • Chest CT ... residual lesion or is clear ... #differential #causes
A blood test and/or 24 hour urine collection for the breakdown product of adrenaline & noradrenaline
the diagnosis is clear ... blood or urine testing ... usually MRI or CT ... In certain cases ... Pheo #Diagnosis #Algorithm