35 results
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Mosaic Attenuation ... on Chest CT • ... #Attenuation #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Mosaic attenuation
The term 'mosaic attenuation' is used to describe density differences between affected and non-affected lung
Mosaic attenuation ... due to chronic ... thromboembolic disease ... #Diagnosis #Radiology ... #Pulmonary #CTChest
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Galaxy sign - Mosaic ... attenuation - ... #Lung #Signs #Pulmonary ... #differential #radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... Honeycombing Most diseases ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Chronic Cough - Differential Diagnosis Algorithm
Red Flags:
 • Fever, night sweats, chills (infection)
 • Weight loss,
Chronic Cough - ... Dyspnea (underlying lung ... refer + order CT ... History of cancer, lung ... disease #Chronic
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Chronic hypersensitivity ... mid and lower lung ... proteinosis and other diseases ... #Clinical #Radiology ... #CTChest #Chronic
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
hyperperfused lung ... caliber due to chronic ... thromboembolic disease ... #Clinical #Radiology ... #CTChest #GGO #
On the left another patient with ground glass pattern in a mosaic distribution.
Again the ground glass
hyperperfused lung ... adjacent to oligemic lung ... thromboembolic disease ... #Clinical #Radiology ... #CTChest #GGO #
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
CT • Juxtaposition ... normal and high attenuation ... #Cheese #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
in the adjacent lung ... hypertension • Mosaic ... attenuation • ... of the affected lung ... CT) • Broncho-arterial