12 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
and lateral abdomen ... #Radiology #Background ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Differential #Comparison
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... setting by demonstrating ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
4-6 years #PatientInfo ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
#Radiology #Background ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
The findings are:
 - Large density on the left with loss of cardiac silhouette.
 - High
diaphragm with tenting ... #Clinical #Radiology ... #CXR #Lateral # ... LUL #Lobar #Collapse ... #Luftsichel #Sign
Heart failure with Reduced Ejection Fraction (HFrEF)
Clinical Presentation
1. Typical symptoms: dyspnea, orthopnea paroxysmal noctumal dyspnea, fatigue,
Fraction (HFrEF) Clinical ... gallop rhythm), and laterally ... un lymphatic Diagnostic ... Chest x-ray: signs ... of CXR congestion
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
necrosis (7-14 days later ... Lung Abscess - Clinical ... Putrid sputum/sour-tasting ... Blood cultures • CXR ... early disease) • CXR
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... #Clinical #Radiology ... #Pulmonary #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... renal failure Clinical ... e.g. incidental CXR ... dyspnea, cough, chest ... #Management #Signs