10 results
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
Mosaic Attenuation ... on Chest CT • ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
combinations of fibrosis ... vascular diseases (e.g ... arthritis findings of NSIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
CT • Coalescent ... progressive massive fibrosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
The predominant finding is ground glass opacity (GGO).
There is very subtle traction bronchiectasis, indicating that the
the result of fibrosis ... suggestive for the diagnosis ... common interstitial lung ... #Clinical #Radiology ... #CTChest #NSIP
The predominant finding is ground glass opacity (GGO).
There is very subtle traction bronchiectasis, indicating that the
the result of fibrosis ... suggestive for the diagnosis ... common interstitial lung ... #Clinical #Radiology ... #CTChest #NSIP
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
expiratory scan: the mosaic ... Signs of fibrosis ... mid and lower lung ... #Clinical #Radiology ... #CTChest #Chronic
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... with end-stage fibrosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... Cyst #Emphysema #Comparison
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... throughout the whole lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison
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
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
dependent DM ACS NSQIP ... Change in clinical ... one post op Cardiology ... unless prior heart/lung ... stratification #diagnosis