31 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
Findings on Chest ... CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #CTChest #diagnosis
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 ... Chest CT 3 mSv 150 ... CXRs Abdomen CT ... #CT #Nuclear #Comparison ... #Table #Risks #
Spondylolysis & Spondylolisthesis: Pathogenesis and Clinical Findings

Pars interarticularis stress fracture (spondylolysis) - most frequently in the
Clinical Findings ... — scotty dog sign ... vertebrae • CT ... Spondylolisthesis #MSK ... #signs #symptoms
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
the diagnosis in ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
- Extremity (hand ... ) — Lung Cancer ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
Sand Storm Sign on Chest CT
 • Diffusely dense pulmonary micronodular calcifications. Note the black pleural
Sand Storm Sign ... on Chest CT • Diffusely ... black pleural line sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
Cheerio Sign (Open ... Bronchus Sign) ... on Chest CT • Pulmonary ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Corona Radiata (Sunburst sign) on Chest CT
 • SPN or mass, with spiculated and inegular margins
Radiata (Sunburst sign ... ) on Chest CT • ... Radiata #Sunburst #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... in interstitial lung ... low attenuation (table ... #Diagnosis #Radiology
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
Galaxy Sign on Chest ... central dense mass and ... .2016.12.033 #Galaxy #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology