36 results
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 ... Findings on Chest ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Distinct pulmonary ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... sarcoidosis, mets to the lung ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
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 ... 200 CXRs Chest ... #Background #Radiation ... #CT #Nuclear #Comparison ... #Table #Risks #
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
Crazy Paving on Chest ... interlobular septa in a background ... Crazy #Paving #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... 4 days Chest ... 8 months Chest ... #CT #Nuclear #Comparison ... #Table #Risks #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
2 years CHEST ... Tomography (CT) — Chest ... Tomography (CT) — Lung ... 6 months - Chest ... #Table #Risks #
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... a preexisting pulmonary ... .2016.12.033 #Monod #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
Bronchus Sign) ... on Chest CT • Pulmonary ... and metastatic lung ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Sand Storm Sign on Chest CT
 • Diffusely dense pulmonary micronodular calcifications. Note the black pleural
Sand Storm Sign ... on Chest CT • Diffusely ... dense pulmonary ... #CT #Lung #Pulmonary ... #diagnosis #radiology