13 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
2-view chest 0.02 ... 200 CXRs Chest ... CT 3 mSv 150 CXRs ... Radiation #Doses #Imaging ... #Table #Risks #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
knowledge about imaging ... low attenuation (table ... On a Chest X-Ray ... detected on a chest ... #RadiologyAssistant
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
• Pleuritic chest ... • CT: Halo sign ... Lymphadenopathy, Chest ... breath, Fatigue, Chest ... : • Chest pain
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
evidence: - Imaging ... evidence of a chest ... infiltrate (e.g., CXR ... , CT, ultrasound ... production, pleuritic chest
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
6 mSv 2 years CHEST ... ) — Chest 7 mSv ... mSv 6 months - Chest ... #ChestXRay #CXR ... #Table #Risks #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... rarely typical pneumonia ... Miliary #Pattern #Chest ... diagnosis #pulmonary #CXR ... #clinical #CT
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
identified, Strep pneumoniae ... Evaluation: Imaging ... (CXR +/- High res ... CT chest scan), ... diagnosis #evaluation #differential
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
disease: Pleuritic chest ... Blood cultures • CXR ... level seen • Chest ... CT Lung Abscess ... treatment until the chest
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
• Pleuritic chest ... Uremia (blood urea ... 100,000/μl) Imaging ... infiltrate by chest ... radiograph or CT
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
0.04 mSv 4 days Chest ... mSv 8 months Chest ... Radiation #Doses #Imaging ... #ChestXRay #CXR ... #Table #Risks #