12 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
attenuation or air-filled ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #Diagram ... #Comparison #Honeycombing
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CT • Air surrounding ... cavity • DDx: ... #CT #Lung #Pulmonary ... #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 ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... .2016.12.033 #Air ... #CT #Lung #Pulmonary ... #diagnosis #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
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... without associated pulmonary ... usually contain air ... Clinical #Diagnosis #Radiology ... #CTChest #Cavity
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
sign which consists ... periphery of the lung ... hump along may aid ... #CriticalCare #Radiology ... #Cardiology #HamptonHump
Differential diagnosis of the reversed halo sign (RHS). AIA, angioinvasive aspergillosis; AIS, adenocarcinoma in situ; COP,
reversed halo sign ... pneumonia; PZ, pulmonary ... **Includes cavitary ... #Radiology #RHS ... #Differential #Algorithm
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
expiratory scans for air ... bronchiolitis with air ... penicillamine) #Clinical #Radiology ... #CTChest #MosaicAttenuation ... #Attenuation #Comparison
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
murmur 3/6) - Pulmonary ... neuroexam - Oral cavity ... event, follow ACC algorithm ... one post op Cardiology ... unless prior heart/lung