17 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
attenuation or air-filled ... - Emphysema - Lung ... cysts (LAM, LIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
CT • Air surrounding ... a preexisting pulmonary ... cavity • DDx: ... Monod #Sign #CT #Lung ... #radiology #clinical
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
Notice the air-fluid ... attached to the chest ... LAM is a rare lung ... airways leading to pulmonary ... #Clinical #Radiology
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
Cavitary Lesion ... with Air-Fluid Level ... on Chest XRay ... #ChestXRay #Clinical ... #Pulmonary #Radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
in the proper clinical ... abutting the pleura, air-bronchograms ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... surrounded by opacified lung ... .2016.12.033 #Air ... #Pulmonary #diagnosis ... #radiology #clinical
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 #clinical
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... usually contain air ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst #
Sand Storm Sign on Chest CT
 • Diffusely dense pulmonary micronodular calcifications. Note the black pleural
Diffusely dense pulmonary ... arrow) • DDx: PAM ... SandStorm #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
Notice the air-fluid ... attached to the chest ... LAM is a rare lung ... airways leading to pulmonary ... #Clinical #Radiology