8 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
Computed Tomography (CT ... 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 ... 200 CXRs Chest CT ... CXRs Abdomen CT ... #Table #Risks # ... Testing #Study #
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
on ultrasound/CT ... Non-enhancing with CT ... on ultrasound/CT ... Enhancing with CT ... - Abscess - Fever
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 ... : • 80% have fever ... seen • Chest CT ... antibiotics once stable ... shows a small, stable
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
or family - Ever ... metabolic equivalent able ... b) CHF c) CVA ... event, follow ACC algorithm ... Stable patients
A blood test and/or 24 hour urine collection for the breakdown product of adrenaline & noradrenaline
blood or urine testing ... usually MRI or CT ... In certain cases ... the tumor should never ... Pheo #Diagnosis #Algorithm