6 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
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. ... #ChestCT #radiology ... #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
#PatientInfo #Radiology ... Radiation #Doses #Imaging ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Study #Peds #Pediatrics
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
radiology examinations ... #PatientInfo #Radiology ... Radiation #Doses #Imaging ... #ChestXRay #CXR ... #CT #Nuclear #Comparison
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... • CT: Halo sign ... weight loss • Imaging ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis