36 results
CT vs T1 MRI
CT Head:
 - Bones are white
 - Fat is Dark & Scalp fat
CT vs T1 MRI CT ... Pal @drdevrad #CT ... MRI #comparison #neurology ... #radiology #brain
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... with peripheral areas ... consolidation #Clinical #Radiology ... Pattern #Comparison #Table
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 ... Obstetrics #OBGyn #Radiology ... Imaging #Comparison #Table
Progression of Imaging Findings in Acute Stroke - Timeline
Onset → Hours → Days → Weeks →
• Non-Enhanced CT ... #Progression #radiology ... #neurology
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
#PatientInfo #Radiology ... ChestXRay #CXR #CT ... Nuclear #Comparison #Table
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 ... 200 CXRs Chest CT ... CXRs Abdomen CT ... #PatientInfo #Radiology ... Nuclear #Comparison #Table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Computed Tomography (CT ... Computed Tomography (CT ... Computed Tomography (CT ... #PatientInfo #Radiology ... Nuclear #Comparison #Table
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Computed Tomography (CT ... Ultrasound #Contrast #CT ... #MRI #POCUS #radiology ... diagnosis #comparison #table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... #Clinical #Radiology ... Pattern #Comparison #Table
CNS Ring-Enhancing Lesions - Differential Diagnosis
 • Infections: Cerebral abscess (bacterial, fungal, parasitic), Neurocysticercosis, Tuberculoma, Cerebral
Metastases (lung, breast ... Differential #Diagnosis #neurology ... #radiology