11 results
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... not apparent T1 MRI ... Pal @drdevrad #CT ... #T1 #MRI #comparison ... #neurology #radiology
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 ... CXRs Abdomen CT ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison ... #Table #Risks #
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
UltraSound (POCUS) to CT ... or MRI. ... #Diagnosis #Radiology ... ChestXRay #KUB #CXR ... #Limitations #Comparison
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Resonance Imaging (MRI ... #MRI #POCUS #radiology ... differential #diagnosis #comparison ... #table #appearance
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
4 years - Cardiac ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
Cardiac Stress Testing ... • They must be able ... SPECT ($$$), PET CT ... /MRI ($$$$) CORE ... Stress #Testing #cardiology
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
Cortical Desmoid - MSK Radiology
Imaging Findings:
 • Circumscribed, small cortically based Tl -hypointense and T 2-hyperintense
Cortical Desmoid - MSK ... Radiology Imaging ... MR is able to distinguish ... Desmoid #clinical #mri ... #clinical #Radiology
Imaging Modalities for Renal Calculus

AXR. KUB
 - Good far calcium-containing stones useful when limited radiation dose
Renal Calculus AXR ... Non-contrast CT ... obstruction - Able ... Combination of above MRI ... stones #calculus #Radiology
The chart below (from the FDA) shows radiation exposure with a variety of procedures and how
cells taking in 8 mSV ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #CT #Comparison ... #Table #Risks