52 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
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
Syncope Diagnostic Testing ... enzymes, Head CT ... /S, EEG, Brain MRI ... Effectiveness #table ... #comparison
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
14th CXRs 2-view chest ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
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 ... #cardiology #management
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
Hypertrophic Cardiomyopathy (HOCM) - Diagnosis and Management
Diagnosis
 1. Wall thickness 215 mm (TTE/CT/MRI) 
 2. Absence
thickness 215 mm (TTE/CT ... /MRI) 2. ... Supportive: genetic testing ... , LGE on MRI) Four ... Diagnosis #Management #Cardiology
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Following are comparisons ... #PatientInfo #Radiology ... ChestXRay #CXR #CT ... #Nuclear #Comparison ... #Table #Risks
Pharmacology of diuretics

Acetazolamide, Loop diuretics, Thiazide‐like diuretics, MRA, Amiloride

Site of Action, Maximum Dose, Half-Life, Onset, Bioavailability,
Thiazide‐like diuretics, MRA ... #Pharmacology #Comparison ... #Table #HalfLife ... Thiazide #CHF #Cardiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
) — Chest 7 mSv ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
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 ... #Limitations #Comparison