9 results
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 ... #CT #Nuclear #Comparison ... #Table #Risks #
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver ... Computed Tomography (CT ... #differential # ... diagnosis #comparison ... #table #appearance
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... Computed Tomography (CT ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver ... Computed Tomography (CT ... #radiology #differential ... #diagnosis #comparison ... #table #appearance
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 ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
Appearance of Liver Lesions on Magnetic Resonance Imaging (MRI) - T2, T1 precontrast, T1 portal venous,
Appearance of Liver ... Resonance Imaging (MRI ... MagneticResonance #radiology #differential ... #diagnosis #comparison ... #table #appearance
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
e.g. incidental CXR ... Self-limiting, chronic but stable ... nodules; anterior/posterior ... MSK, heart (2-5% ... ), liver (pain/abnormal
Positive Posterior Drawer Test in Total Knee Arthroplasty 

73 yo M with hx of L TKA
Positive Posterior ... Exam: Stable varus ... be mistaken for CR ... Liner revision only ... Drawer #Test #TKA #MSK
The chart below (from the FDA) shows radiation exposure with a variety of procedures and how
If I’m meant to live ... cells taking in 8 mSV ... Imaging #ChestXRay #CXR ... #CT #Comparison ... #Table #Risks