11 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 ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study # ... Peds #Pediatrics
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
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
years - Upper GI Study ... ) — Chest 7 mSv ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
mSv 8 months Chest ... #Nuclear #Comparison ... #Table #Risks # ... Testing #Study # ... Peds #Pediatrics
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential ... #Comparison #Table
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 #Differential ... #Comparison #Table
Myasthenia Gravis Overview

Myasthenia Gravis is an autoimmune disorder of the postsynaptic neuromuscular junction.  Ab to
life-threatening Differential ... myasthenia Diagnosis ... test - Cogan sign ... - Peek sign ... Imaging - CT Chest
Aortoenteric Fistula - Diagnosis and Management Summary
Epidemiology:
• Uncommon but life-threatening
• Most common site of bowel connection
the duodenum Clinical ... Signs/Symptoms: ... • Should be on differential ... is first-line study ... • CT findings
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
specific questions to ask ... Change in clinical ... one post op Cardiology ... change CV risk Chest ... stratification #diagnosis
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
he CT shows a lesion ... the top of their differential ... diagnostic list ... #Clinical #Radiology ... #CTChest #RoundedAtelectasis