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
Doses for 5 Year-Old ... #PatientInfo #Radiology ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
: ill defined centrilobular ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity pneumonitis ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
#PatientInfo #Radiology ... 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
in paediatric radiology ... Imaging #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Hypersensitivity Pneumonitis ... show very similar HRCT ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
pneumonia • DM risk ... Pneumonitis 3. ... Lung Abscess - Clinical ... Blood cultures • CXR ... seen • Chest CT
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
with subtle HRCT-findings ... these non-specific CT ... there is a broad differential ... hypersensitivity pneumonitis ... #Clinical #Radiology
Fungal Biomarkers: Beta-D-Glucan and Aspergillus Galactomannan
Beta-D-Glucan:
 • Polysaccharide cell wall component of many fungi
 • Pathogens:
cut-offs defined in clinical ... useful in high risk ... BAL GM does not differentiate ... of GVHD) ID Chalk ... Galactomannan #diagnosis #comparison