22 results
Prone Chest XRays in the setting of COVID19

Rishi Kumar, MD @rishimd

#Proned #ChestXRay #CXR #clinical #radiology #labeled
Prone Chest XRays ... in the setting ... rishimd #Proned #ChestXRay ... #CXR #clinical ... #radiology #labeled
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
200 CXRs Chest ... CT 3 mSv 150 CXRs ... Doses #Imaging #ChestXRay ... #Comparison #Table ... #Risks #Testing
There are about a dozen x-ray findings, but two of them are especially important: Loss of
knob/aortic-pulmonary ... and the calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR ... #ChestXRay #AorticKnob
There are about a dozen x-ray findings, but two of them are especially important: Loss of
and the calcium sign ... positive calcium sign ... #Clinical #Diagnosis ... #Radiology #CXR ... #ChestXRay #Aortic
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 ... setting by demonstrating ... #Clinical #Radiology ... #CXR #CTChest #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
0.001 mSv 3 hours CENTRAL ... Doses #Imaging #ChestXRay ... #CXR #CT #Nuclear ... #Comparison #Table ... #Risks #Testing
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... Differential #Comparison #Table
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... Doses #Imaging #ChestXRay ... #CXR #CT #Nuclear ... #Comparison #Table ... #Risks #Testing
Silhouette Sign on Chest X-Ray
Loss of the margin between two opposing structures of the same radiographic
Silhouette Sign ... on Chest X-Ray Loss ... hemidiaphragm • LUL – aortic ... #ChestXRay #CXR ... #diagnosis #radiology
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
on Chest CT • Pulmonary ... nodule with a central ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical