12 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 ... Workup #Imaging #Comparison ... #Table #Pregnant
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
Estimated Medical Radiation ... #PatientInfo #Radiology ... #Background #Radiation ... #Nuclear #Comparison ... #Table #Risks #
Appearance of Liver Lesions on Various Imaging Modalities
 • Computed Tomography (CT) - Arterial Phase, Portal
Appearance of Liver Lesions ... Computed Tomography (CT ... #MRI #POCUS #radiology ... #differential #diagnosis ... #comparison #table
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... more lesions than ... can suggest the diagnosis ... feeding vessel sign ... #Clinical #Radiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Appearance of Liver Lesions on Computed Tomography (CT) - Arterial Phase, Portal Venous Phase and Delayed
Appearance of Liver Lesions ... Computed Tomography (CT ... #radiology #differential ... #diagnosis #comparison ... #table #appearance
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
Radiation Dose to ... #PatientInfo #Radiology ... #Background #Radiation ... #Nuclear #Comparison ... #Table #Risks #
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
How much radiation ... in paediatric radiology ... #PatientInfo #Radiology ... #Nuclear #Comparison ... #Table #Risks #
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
nodules Previous chest ... has been stable ... definitive tissue diagnosis ... #Management #Radiology ... #CTChest #Fleischner
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
he CT shows a lesion ... their differential diagnostic ... the comet tail sign ... #Clinical #Radiology ... #CTChest #RoundedAtelectasis