9 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
Estimated Medical ... 2-view chest 0.02 ... 200 CXRs Chest ... #Background #Radiation ... #CT #Nuclear #Comparison
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
disease or CHF) ... lymadenopathy, clubbing, chest ... ) • Abnormal CXR ... refer + order CT ... investigation • History
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
Estimated dose - ... 0.04 mSv 4 days Chest ... mSv 8 months Chest ... #ChestXRay #CXR ... #CT #Nuclear #Comparison
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Redistribution In a normal chest ... redistribution applies to chest ... practice many chest ... In these cases comparison ... #CXR #CHF #Cephalization
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
6 mSv 2 years CHEST ... ) — Chest 7 mSv ... ) — Lung Cancer ... mSv 6 months - Chest ... #CT #Nuclear #Comparison
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... throughout the lungs ... Miliary #Pattern #Chest ... #Radiology #differential ... #CT
Nontuberculous Mycobacteria (NTM) Infections 

Mycobacterial species other than those belonging to the Mycobacterium tuberculosis complex and
status NTM Cause ... History of immunosuppressive ... • Dyspnea, • Chest ... Imaging, high res CT ... NTM #Infections #differential
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Medical history ... disease b) CHF ... one post op Cardiology ... change CV risk Chest ... unless prior heart/lung
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
x-ray (CXR), try ... not seen on a CXR ... Most commonly caused ... #Radiology #CTChest ... #Lung #Pulmonary