14 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
Chest CT 3 mSv 150 ... Pediatrics 2008 #PatientInfo ... #Radiology #Background ... #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 ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
) — Chest 7 mSv ... 7 weeks #PatientInfo ... #Radiology #Background ... #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 ... SepticEmboli #Cavity #RadiologyAssistant
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... mSv 8 months Chest ... 4-6 years #PatientInfo ... #Nuclear #Comparison ... #Table #Risks #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison ... #Table #RadiologyAssistant
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
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
lesion has been stable ... definitive tissue diagnosis ... #Management #Radiology ... #CTChest #Fleischner ... Pulmonary #Nodules #RadiologyAssistant
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Sarcoidosis - Diagnosis ... Self-limiting, chronic but stable ... dyspnea, cough, chest ... anterior/posterior MSK ... #Management #Signs
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
specific questions to ask ... Stable patients ... one post op Cardiology ... change CV risk Chest ... stratification #diagnosis