22 results
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Following are comparisons ... in adults with background ... 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
50 CXRs Head CT ... Chest CT 3 mSv 150 ... CXRs Abdomen CT ... ChestXRay #CXR #CT ... #Table #Risks #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... Tomography Angiography (CTA ... PatientInfo #Radiology #Background ... #Nuclear #Comparison ... #Table #Risks #
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
1 day Head CT ... Chest CT 3 mSv 12 ... 4-11 years CT ... #Nuclear #Comparison ... #Table #Risks #
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
/Q scanning or CT-PA ... are outlined in Table ... Workup #Imaging #Comparison ... #Table #Pregnant
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Ultrasound #Contrast #CT ... differential #diagnosis #comparison ... #table #appearance
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
enzymes, Head CT ... Effectiveness #table ... #comparison
TISSUE APPEARANCES ON 
MUSCULOSKELETAL ULTRASOUND 

Bone:
 
Bone is represented as a very bright structure and appears
or ‘hypoechoic’ background ... a hyperechoic background ... infrapatellar bursa of the knee ... MUSCULOSKELETAL #MSK ... Clinical #Radiology #Comparison
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Computed Tomography (CT ... ComputedTomography #CT ... differential #diagnosis #comparison ... #table #appearance
Causes of Secondary Hypertension - Differential Diagnosis and Screening Testing
Common causes: 
 • Renal parenchymal disease
MRA; abdominal CT ... aldosterone) or IV saline ... infusion Adrenal CT ... CT or MRI scan of ... Screening #Workup #table