53 results
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
/Q scanning or CT-PA ... 1 #Diagnosis ... Obstetrics #OBGyn #Radiology ... PE #Pregnancy #Workup ... #Imaging #Comparison
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
CT • Distinct ... pulmonary vessel ... #Vessel #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
CT • SPN or mass ... sarcoidosis, mets to the lung ... #Halo #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
) — Chest 7 mSv ... ) — Lung Cancer ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks #
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
Chest CT 3 mSv 150 ... #PatientInfo #Radiology ... Radiation #Doses #Imaging ... #Nuclear #Comparison ... #Table #Risks #
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... CT 1. ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
CT • Variable ... CT in a lobular ... • DDx: BO, CTEPH ... #Lung #Pulmonary ... #diagnosis #radiology
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Lesions on Various Imaging ... Computed Tomography (CT ... #MRI #POCUS #radiology ... #differential #diagnosis ... #comparison #table
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... #PatientInfo #Radiology ... Radiation #Doses #Imaging ... #Nuclear #Comparison ... #Table #Risks #