13 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Attenuation pattern 1. ... Centrilobular emphysema ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Attenuation pattern (2) 1. ... Centrilobular emphysema ... ; smoking history ... #Clinical #Radiology ... #HRCT #CTChest
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
we describe a chest ... visible wall #CXR ... #Lucency #Differential ... Lung #Pulmonary ... #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
Estimated Medical ... chest 0.02 mSv ... Chest CT 3 mSv ... #PatientInfo #Radiology ... #Table #Risks #
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
measure less than 1 ... associated pulmonary ... Clinical #Diagnosis #Radiology ... #CTChest #Cavity ... #Cyst #Emphysema
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On a Chest X-Ray ... detected on a chest ... appreciate on a cest ... #Diagnosis #Radiology ... #Pulmonary #CXR
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Radiology • Miliary ... scattered, small (1 ... Miliary #Pattern #Chest ... #Radiology #differential
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Smoking, Alpha-1- ... Antitripsyn Def • Cysts ... HiRes #HighRes #Chest ... #radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
nodular pattern. 1. ... before the typical cysts ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Comparison #Table
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Oleothorax - A chest ... The differential ... Given her history ... Clinical #PCC #Radiology ... #CXR #Oleothorax