21 results
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
upper lobes due to infection ... pus within the cavity ... #Clinical #Radiology ... Mycobacteria #NTM #Cavity ... AirFluidLevel #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #SepticEmboli #Cavity ... #RadiologyAssistant
Same patient with nontuberculous mycobacteria infection.
Multiple small cavities are seen. #Clinical #Radiology #CTChest #NonTuberculosis #Mycobacteria #NTM
nontuberculous mycobacteria infection ... #Clinical #Radiology ... Mycobacteria #NTM #Cavity ... #RadiologyAssistant
Here another patient with a mycobacterium infection.
Notice the nodules with cavitation #Clinical #Radiology #CXR #NonTuberculosis #Mycobacteria
mycobacterium infection ... with cavitation #Clinical ... #Radiology #CXR ... Mycobacteria #NTM #Cavity ... #RadiologyAssistant
Cavitation - Pneumonia
In virulent pyogenic infections an abscess may form within the consolidated lung as a
virulent pyogenic infections ... coughed up, a cavity ... granulomatous infection ... #Clinical #Radiology ... CavitaryPneumonia #RadiologyAssistant
Primairy TB is usually clinically silent.
In 5% of infected individuals the immunity is inadequate and clinically
of the latent infection ... postprimary TB with cavitaty ... #Clinical #Radiology ... Tuberculosis #TB #Cavitary ... #SecondaryTB #RadiologyAssistant
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... edema, severe ILD ... , pulm infarction ... Pulmonary #diagnosis #radiology ... #clinical
TB
This patient presented first with the CXR on the left.
The findings are:
Widespread ill-defined densities, which are
are: Widespread ill-defined ... Cavity in the right ... #Clinical #Radiology ... #SecondaryTB #Cavitary ... #RadiologyAssistant
Notice that even within each lobe there is a gravity dependent difference in density.
This is only
lobe there is a gravity ... exsudate due to infection ... #Clinical #Radiology ... AlveolarEdema #Gravity ... #Dependent #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
such as lymphoma, infection ... #Clinical #Radiology ... Organizing #Pneumonia #ILD ... #RadiologyAssistant