16 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
CT 1. ... Reverse Halo Sign ... Halo Sign 6. ... Organizing Pneumonia ... #Pulmonary #ChestCT
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
sliding/barcode sign ... Consolidations - "Shred" sign ... cases - Dynamic air ... differential #diagnosis #signs ... #Lung #POCUS #ultrasound
Pneumonia on Lung Ultrasound looks like this: 
A-lines replaced by B-lines in an irregular stepladder appearance
Pneumonia on Lung ... Ultrasound looks ... termed the Shred Sign ... #ShredSign #clinical ... #lung #pulmonary
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
Atoll Sign (Reverse-Halo ... Sign) on Chest ... #Sign #CT #Lung ... #Pulmonary #diagnosis ... #radiology #clinical
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
in case of Pneumonia ... /lung sliding: Pulmonary ... partially seen shred sign ... #Lung #POCUS #clinical ... #ultrasound
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
Monod Sign on Chest ... CTAir surrounding ... .2016.12.033 #Monod #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... #Bronchogram #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
based on three lines ... infiltrate (e.g., CXR, CT ... , ultrasound) - ... pain) and signs ... #Pneumonia #Venn
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... #Crescent #Sign ... #CT #Lung #Pulmonary ... diagnosis #radiology #clinical