15 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... Pulmonary #ChestCT #radiology ... #CTChest #diagnosis
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... or air-filled lesions ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
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 ... proper clinical setting ... #Clinical #Radiology
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
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
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 #
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
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
has been stable ... a benign pattern ... calcification, further testing ... definitive tissue diagnosis ... #Management #Radiology
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... linear branching pattern ... #CT #Lung #Pulmonary ... #diagnosis #radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison ... #Table #RadiologyAssistant