38 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
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
Disseminated Cysticercosis - Magnetic resonance imaging (MRI) of the head revealed diffuse hyperintense septated cystic lesions
resonance imaging (MRI ... oval translucent cyst ... examination of the cyst ... #Clinical #Radiology ... Solium #Microscopy #NEJM
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Following are comparisons ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Resonance Imaging (MRI ... nodule, Hepatic cyst ... #MRI #POCUS #radiology ... differential #diagnosis #comparison
Syncope Diagnostic Testing and Evaluation: Cost Effectiveness
Frequency obtained - Abnormal findings - Helped determine etiology of
and Evaluation: Cost ... - Cost per test ... 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
Head CT 4 mSv ... CT 3 mSv 150 CXRs ... Abdomen CT 5 mSv ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... the lung, like cyst ... a thick wall Cyst ... visible wall #CXR ... Pulmonary #Diagnosis #Radiology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... low attenuation areas ... #Clinical #Radiology ... Cystic #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... multiple thick walled cysts ... (LAM): regular cysts ... #Clinical #Radiology ... Cystic #Pattern #Comparison