26 results
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
the result of air ... lung disease (i.e ... Hypersensitivity pneumonitis ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
attenuation or air-filled ... - Emphysema - Lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
#radiology #ctchest #differential

Differential Diagnosis of Ground-glass Opacity.

Some abbreviations
HP: Hypersensitive pneumonitis
DIP: Desquamative interstitial pneumonia
PAP: Pulmonary alveolar proteinosis
MIA:
#radiology #ctchest ... Hypersensitive pneumonitis ... DIP: Desquamative ... interstitial pneumonia ... adenocarcinoma AIS
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... pneumonias (IIPs ... responses of the lung ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
subpleural and basal lung ... #Clinical #Radiology ... #CTChest #UIP # ... UsualInterstitialPneumonitis #Usual #Interstitial ... #Pneumonitis #ILD
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
subpleural and basal lung ... #Clinical #Radiology ... #CTChest #UIP # ... UsualInterstitialPneumonitis #Usual #Interstitial ... #Pneumonitis #LowerLungPredominance
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
causes the collapse lung ... the aorta has air ... the shape of the air ... hence the name AIR ... Collapse #clinical #radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... .2016.12.033 #Air ... #Bronchogram #Sign ... #diagnosis #radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
abutting the pleura, air-bronchograms ... feeding vessel sign ... feeding vessel sign ... densities iin the left lung ... #Clinical #Radiology
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... .2016.12.033 #Air ... #Crescent #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology