12 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... attenuation or air-filled ... - Lung cysts (LAM ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
replacing the air ... UIP, NSIP and long ... can replace the air ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... abutting the pleura, air-bronchograms ... densities iin the left lung ... which are probably consolidations ... #Clinical #Radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
or an area of consolidation ... the surrounding lung ... without associated pulmonary ... usually contain air ... #Radiology #CTChest
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... edema, severe ILD ... .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 ... a parenchymal consolidation ... Crescent #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
(ground-glass, consolidation ... low attenuation (emphysema ... #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
caused by a rigid chest ... Centrilobular emphysema ... -W237. 10.2214/AJR ... #differential #diagnosis ... #STARCHASERS #radiology
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Oleothorax - A chest ... abnormality includes an old ... calcified empyema ... treatment for pulmonary ... Clinical #PCC #Radiology
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... suggestive of the diagnosis ... #Clinical #Radiology ... #CTChest #AIP # ... AcuteInterstitialPneumonia #ILD