34 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Findings on Chest ... Organizing Pneumonia ... #radiology #CTChest ... #diagnosis
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... , pulm AVM, GPA ... #diagnosis #radiology ... #clinical
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... mueormycosis, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Tree in Bud Sign
The Tree-in-Bud sign represents Endobronchial spread in a linear branching pattern and centrilobular
Tree in Bud Sign ... The Tree-in-Bud sign ... bacterial/viral/fungal pneumonia ... #diagnosis #clinical ... #radiology #ChestCT
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
(CAP) - Diagnosis ... Signs/Symptoms: ... • Pleuritic chest ... infiltrate by chest ... #CAP #Diagnosis
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
on Chest CT • Pulmonary ... and metastatic lung ... rheumatoid nodules, GPA ... #diagnosis #radiology ... #clinical
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
lesions than the chest ... can suggest the diagnosis ... feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Radiology • Miliary ... throughout the lungs ... rarely typical pneumonia ... #CXR #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Sign) on Chest ... IFI, PJP, LG, GPA ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... Lobar pneumonia ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR