6 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... attenuation or air-filled ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... edema, severe ILD ... #Lung #Pulmonary ... #diagnosis #radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... throughout the lungs ... #Chest #Radiology ... diagnosis #pulmonary ... CXR #clinical #CT
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
the result of air ... or interstitial lung ... in ground glass pattern ... #Pulmonary #CTChest ... #GroundGlass #Differential
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
The dominant pattern ... these non-specific CT ... there is a broad differential ... #Clinical #Radiology ... #CTChest #RBILD
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Case A 39-year-old ... SpO2 88% on room air ... radiograph pattern ... #Radiology #CTChest ... #Lung #Pulmonary