11 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
These include: - Emphysema ... Diagnosis #Radiology #Pulmonary ... Differential #Diagram #Comparison ... TractionBronchiectasis #Cysts #Emphysema ... #SignetRing #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
without associated pulmonary ... emphysema. ... #Cavity #Cyst #Emphysema ... #Comparison #RadiologyAssistant
On a chest film only the outer contours of the heart are seen.
In many cases we
heart figure is normal ... blood from the pulmonary ... just below the pulmonary ... #Anatomy #Radiology ... Cardiac #Chambers #RadiologyAssistant
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
the secondary pulmonary ... Pulmonary vessels ... and smaller than normal ... distinguishable from normal ... PanlobularEmphysema #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Cardiogenic pulmonary ... secondary lobules with normal ... Cardiogenic pulmonary ... #Differential #Comparison ... #Table #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
Redistribution In a normal ... standing erect, the pulmonary ... The pulmonary vascular ... In these cases comparison ... Redistribution #RadiologyAssistant
Previous normal chest x-ray (left) and CHF stage II with perihilar haze (right). On the left
Previous normal ... diameter of the pulmonary ... CHF #Vascular #Engorgement ... #Thickening #RadiologyAssistant
There are three principal varieties of pulmonary edema: cardiac, overhydration and increased capillary permeability (ARDS). 
The
principal varieties of pulmonary ... different forms of pulmonary ... edema (6): - Normal ... Pedicle #Width #Comparison ... VascularPedicleWidth #RadiologyAssistant
Artery-to-bronchus ratio 
Normally the vessels in the upper lobes are smaller than the accompanying bronchus with
Artery-to-bronchus ratio Normally ... redistribution of pulmonary ... diameter > 3 mm (normal ... CHF #Vascular #Engorgement ... #RadiologyAssistant
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
black' lung is abnormal ... bronchiolitis or chronic pulmonary ... right with the pulmonary ... #Attenuation #Comparison ... #RadiologyAssistant