20 results
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 #
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Chilaiditi Sign on Chest X-Ray
Anterior interposition of the colon between the hemidiaphragm and the liver.
Chilaiditi sign
Chilaiditi Sign ... mimics pneumoperitoneum ... thus important to diagnose ... #Chest #XRay #CXR ... #clinical #radiology
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
) — Chest 7 mSv ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
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 ... #Clinical #Radiology ... #CXR #CTChest #
Pneumoperitoneum vs Pseudo-Pneumoperitoneum aka Chilaiditi Sign
It mimics pneumoperitoneum and it is thus important to diagnose it
aka Chilaiditi Sign ... It mimics pneumoperitoneum ... thus important to diagnose ... #clinical #radiology ... #cxr #xray #chest
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Diagnosis of Miliary ... #Radiology #differential ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... #Clinical #Radiology ... #Pulmonary #CTChest ... Carcinomatosis #Mimic ... Comparison #Table
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
mSv 8 months Chest ... CT 3 mSv 12 months ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks #
Freiberg Infraction - MSK Radiology
Imaging Findings:
 • Sclerosis of the 2nd MT head with flattening of
for secondary signs ... MTP joint can mimic ... Differential diagnosis ... #Radiology #diagnosis ... #msk