10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
low attenuation (table ... On a Chest X-Ray ... detected on a chest ... appreciate on a cest ... When the cysts have
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... (LAM): uniform cysts ... bizarre shaped cysts ... Radiology #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... multiple thick walled cysts ... (LAM): regular cysts ... Radiology #HRCT #CTChest ... #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... before the typical cysts ... Radiology #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... before the typical cysts ... Radiology #Pulmonary #CTChest ... #Nodular #Pattern ... Differential #Comparison #Table
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
14th CXRs 2-view chest ... mSv 200 CXRs Chest ... PatientInfo #Radiology #Background ... Nuclear #Comparison #Table ... #Risks #Testing
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
dose - Days of background ... 0.04 mSv 4 days Chest ... mSv 8 months Chest ... Nuclear #Comparison #Table ... #Risks #Testing
Radiation Dose to Adults from Common Imaging Examinations
ABDOMINAL REGION
 - Computed Tomography (CT) — Abdomen and
6 mSv 2 years CHEST ... mSv 6 months - Chest ... PatientInfo #Radiology #Background ... Nuclear #Comparison #Table ... #Risks #Testing
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
event, follow ACC algorithm ... Stable patients ... change CV risk Chest ... surgery Stress Testing ... preoperative stress testing
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
nodules Previous chest ... lesion has been stable ... with a benign pattern ... calcification, further testing ... Management #Radiology #CTChest