29 results
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
on Chest CT 1. ... ARDS 3. ... #Pulmonary #ChestCT ... #radiology #CTChest ... #diagnosis
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
replacing the air ... Is it pus, edema ... UIP, NSIP and long ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... • DDx: pna, pulm ... #Lung #Pulmonary ... #diagnosis #radiology
COVID-19 Chest CT - Case 4

Main aspects of the image: multiple opacities in the glass and
COVID-19 Chest CT ... periphery of two lungs ... Radiologia Torácica ... #SARSCoV2 #CTChest ... #GroundGlass #CoronaVirus
Monod Sign on Chest CT
 • Air surrounding a fungal ball in a preexisting pulmonary cavity
CTAir surrounding ... a preexisting pulmonary ... #Monod #Sign #CT ... #Lung #Pulmonary ... #diagnosis #radiology
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... sarcoidosis, lipoid pna ... , pulm hge, ARDS ... #Lung #Pulmonary ... #diagnosis #radiology
Hampton hump is a radiologic sign which consists of a shallow wedge-shaped opacity in the periphery
periphery of the lung ... hump along may aid ... in the diagnosis ... In this case, pulmonary ... CT angiography.
Air Crescent Sign on Chest CT
 • Crescentic or circumferential rim of radiolucent airspace within a
Air Crescent Sign ... on Chest CT • ... .2016.12.033 #Air ... #Lung #Pulmonary ... #diagnosis #radiology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Hypoventilation: CNS ... : Atelectasis, ARDS ... , Interstitial Lung ... #differential #diagnosis
Tram Track Sign on Chest CT
 • Parallel, non-tapering airways, extending to the lung periphery.
 •
CT • Parallel, ... extending to the lung ... ILD, necrotizing pna ... #Lung #Pulmonary ... #diagnosis #radiology