9 results
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
Following are comparisons ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks
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
Head CT 4 mSv ... CT 3 mSv 150 CXRs ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Cardiac Stress Testing
Exercise:
 • Everyone who can exercise should!
 • They must be able to raise
• They must be able ... production to cause ... pts with severe COPD ... $), ECHO ($$), Nuclear ... SPECT ($$$), PET CT
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
0.001 mSv 3 hours NUCLEAR ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
months Chest CT ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
• Most common cause ... Putrid sputum/sour-tasting ... Blood cultures • CXR ... early disease) • CXR ... seen • Chest CT
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic inflammation causes ... Most Common Causes ... obstruction • COPD ... Physical stigmata of cor ... high-resolution chest CT
Summary of Oncologic Emergencies

Neutropenic fever:
- Fever + ANC < 500 → start cefepime ± vancomycin (if
suspected) - CT ... chest; CT abdomen ... Treat underlying cause ... replacement Cord ... radiology for possible stenting
A blood test and/or 24 hour urine collection for the breakdown product of adrenaline & noradrenaline
the diagnosis is clear ... blood or urine testing ... usually MRI or CT ... In certain cases ... Pheo #Diagnosis #Algorithm