15 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
attenuation or ... air-filled lesions ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CT • Air surrounding ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... normal and high attenuation ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... #Crescent #Sign ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... #Clinical #Radiology ... #Pulmonary #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
There are two diagnostic ... penicillamine) #Clinical ... #Radiology #CTChest ... MosaicAttenuation #Mosaic #Attenuation ... #Comparison #RadiologyAssistant
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... and Management ... Lung Abscess - Clinical ... lat decubitus - air ... #Abscess #pulmonary
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
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Medical history ... Change in clinical ... one post op Cardiology ... unless prior heart/lung ... and surgical management