10 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
of Lung Findings ... on Chest CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... #ChestCT #radiology
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... feeding vessel sign ... feeding vessel sign ... On the CT cavitation ... #Clinical #Radiology
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram Sign ... on Chest CT • ... edema, severe ILD ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
Tram Track Sign ... on Chest CT • Parallel ... bronchiectasis, CF, ILD ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
Tree-in-Bud Sign ... on Chest CT • ... linear branching pattern ... #CT #Lung #Pulmonary ... #diagnosis #radiology
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
Head Cheese Sign ... on Chest CT • ... distinct radiographic areas ... #CT #Lung #Pulmonary ... #diagnosis #radiology
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
and some mosaic pattern ... abnormalities and signs ... smoking #Clinical #Radiology ... #CTChest #DIP # ... DesquamativeInterstitialPneumonia #ILD
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... Signs of fibrosis ... mid and lower lung ... #Clinical #Radiology ... #CTChest #Chronic
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
rare idiopathic lung ... The histologic pattern ... #Clinical #Radiology ... #CTChest #AIP # ... AcuteInterstitialPneumonia #ILD
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Case A 39-year-old ... Vital signs: BP ... radiograph pattern ... #Radiology #CTChest ... #Lung #Pulmonary