62 results
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Following are comparisons ... #PatientInfo #Radiology ... ChestXRay #CXR #CT ... #Nuclear #Comparison ... #Table #Risks
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis ... : ill defined centrilobular ... Hypersensitivity pneumonitis ... #Clinical #Radiology ... Nodular #Pattern #Comparison
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
Doses for 5 Year-Old ... Pediatrics 2008 #PatientInfo ... #Radiology #Background ... #Nuclear #Comparison ... #Table #Risks #
Medical Imaging - Radiation Dose
#PatientInfo #Radiology #Procedures #Imaging #Radiation #Doses #ChestXRay #CT #Nuclear #Stress #Comparison #Table
Radiation Dose #PatientInfo ... #Radiology #Procedures ... Doses #ChestXRay #CT ... Nuclear #Stress #Comparison ... #Table #Risks
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... Hypersensitivity pneumonitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Differential #Comparison
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
interpret them in clinical ... UltraSound (POCUS) to CT ... considerations for high-risk ... #Diagnosis #Radiology ... #Limitations #Comparison
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Feeding #Vessel #Sign ... #diagnosis #radiology ... #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... bronchiolitis, aspiration pneumonitis ... #diagnosis #radiology ... #clinical #tree