23 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #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
view chest 0.02 ... Chest CT 3 mSv 150 ... #PatientInfo #Radiology ... #Background #Radiation ... Nuclear #Comparison #Table
A 22 year old female with cystic fibrosis presents to you complaining of increasing shortness of
old female with cystic ... increasing shortness of breath ... #Clinical #CXR # ... chest #xray #Cystic ... #Fibrosis #radiology
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... (LAM): regular cysts ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
How much radiation is used in paediatric radiology examinations compared to other exposures?

Estimated dose - Days
in paediatric radiology ... 4 days Chest ... #PatientInfo #Radiology ... Imaging #ChestXRay #CXR ... Nuclear #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... The cystic pattern ... When the cysts have ... #Diagnosis #Radiology
Transposition of Great Arteries (TGA) on Chest XRay
 - Oval Shaped Cardiac Silhouette 
 - Narrow
Transposition of Great ... Arteries (TGA) on Chest ... GreatArteries #TGA #CXR ... #ChestXRay #Radiology ... #Diagnosis #Clinical
Primary Bone Tumors - Differential Diagnosis Algorithm 

Metastatic - Most common tumour in adults
 - Breast
- Differential Diagnosis ... in adults - Breast ... Aneurysmal Bone Cyst ... Tumors #Tumours #MSK ... Causes #Oncology #Radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
we describe a chest ... visible wall #CXR ... #Differential #Table ... Lung #Pulmonary #Diagnosis ... #Radiology