9 results
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
— Lung Cancer Screening ... Tomography Angiography (CTA ... #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 ... #Table #Risks #
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
Testing Common ... MRA; abdominal CT ... infusion Adrenal CT ... CT or MRI scan of ... #table
Pulmonary Nodule
Evaluation is guided by nodule size & assessment of probability of malignancy. In addition is
available diagnostic testing ... are called lung masses ... a repeat chest CT ... growth with chest CT ... emission tomography-CT
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 #
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
b) CHF c) CVA ... ASA class If ... event, follow ACC algorithm ... surgery Stress Testing ... preoperative stress testing
Performance Characteristics for Colorectal Cancer Screening Tests
Stool/blood-based tests:
 • FIT: 79% sensitivity, 94% specificity for CRC
Colorectal Cancer Screening ... mortality 26% • CT ... #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
Colorectal Cancer Screening ... mortality 26% • CT ... Indications #Tests #comparison ... #table #management ... gastroenterology #CRC #Testing
A blood test and/or 24 hour urine collection for the breakdown product of adrenaline & noradrenaline
blood or urine testing ... , imaging will be ... usually MRI or CT ... In certain cases ... Pheo #Diagnosis #Algorithm