33 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... coal) - Smoking related ... bronchiolitis (RB-ILD ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
identified in the lung ... It represents dilated ... Diagnosis #Pathophys #Radiology ... #Pulmonary #CTChest
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
responses of the lung ... arthritis) and drug-related ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... There is a lung ... the pneumothorax has ... airways leading to pulmonary ... #Clinical #Radiology
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
supplying the lung ... bed has a significant ... In these cases comparison ... with old fims can ... #Clinical #Radiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
extending to the lung ... bronchiectasis, CF, ILD ... Track #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
surrounded by opacified lung ... edema, severe ILD ... Bronchogram #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
Lung infarction ... In this case a lung ... Here we see an old ... #Clinical #Radiology ... #CXR #CTChest #
Signet Ring Sign on Chest CT
 • Prominently dilated airway compared to its accompanying pulm vessel.
Signet Ring Sign on Chest ... • Prominently dilated ... Ring #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical