7 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... Pulmonary #CTChest #LowAttenuation ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
#Clinical #Radiology ... HRCT #CTChest #LowAttenuation ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
#Clinical #Radiology ... HRCT #CTChest #LowAttenuation ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In these cases comparison ... during a period of CHF ... #Clinical #Radiology ... #CXR #CHF #Cephalization ... Redistribution #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
a patient with CHF ... Other signs of CHF ... that helpful, but comparison ... #Clinical #Radiology ... #Comparison #RadiologyAssistant
There are three principal varieties of pulmonary edema: cardiac, overhydration and increased capillary permeability (ARDS). 
The
#Clinical #Radiology ... #CXR #CHF #Vascular ... Pedicle #Width #Comparison ... VascularPedicleWidth #RadiologyAssistant
Dilation of the azygos vein is a sign of increased right atrial pressure and is usually
increase of 3 mm in comparison ... #Clinical #Radiology ... #CXR #CHF #Azygous ... AzygousVein #Dilatation #RadiologyAssistant