21 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
knowledge about imaging ... there are four patterns ... low attenuation (table ... common pattern ... #Diagnosis #Radiology
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
#PatientInfo #Radiology ... Radiation #Doses #Imaging ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study #
Effective radiation dose in adults - Following are comparisons of effective radiation dose in adults with
#PatientInfo #Radiology ... Radiation #Doses #Imaging ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... next to pleura and ... #Clinical #Radiology ... CTChest #Nodular #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... consolidation as ... #Clinical #Radiology ... HighAttenuation #Pattern ... #Comparison #Table
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
#PatientInfo #Radiology ... #ChestXRay #CXR ... #CT #Nuclear #Comparison ... #Table #Risks # ... Testing #Study
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... multiple round and ... #Clinical #Radiology ... LowAttenuation #Cystic #Pattern ... #Comparison #Table
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
High Attenuation pattern ... lobes presenting as ... consolidation #Clinical #Radiology ... HighAttenuation #Pattern ... #Comparison #Table
Imaging options for exclusion of PE in pregnant women
The radiation dose required for either V/Q scanning
Imaging options ... /Q scanning or CT-PA ... are outlined in Table ... Obstetrics #OBGyn #Radiology ... #Comparison #Table
X-ray limitations
It’s important to know the limitations of X-rays so we can correctly interpret them in
consider better imaging—from ... UltraSound (POCUS) to CT ... #Diagnosis #Radiology ... ChestXRay #KUB #CXR ... #Limitations #Comparison